[GUIDE] HTC Desire 626s Sprint - Sim Unlocking for GSM / LTE Band Unlocking - Desire 626 General

[GUIDE] HTC Desire 626s Sprint - Sim Unlocking for GSM / LTE Band Unlocking
I successfully sim unlocked | unlocked LTE/GSM bands on the HTC Desire 626s Sprint variant using info from guides by @be free and @dr.faramroze. A big thanks to these fellas! You won't know it is unlocked until you put an active GSM Sim Card in. When trying a non active GSM sim it doesn't register correctly. I am unsure of why this occurs right now. When i get more time for this handset I will figure it out. I would recommend flashing the Unbranded MM 6.0 Stock Debloated Rom before doing these steps. It's much better and lacks all the extra garbage not needed. If you want to here is the download link - https://drive.google.com/file/d/1ZaQMcUMoGoKuZ781AJIKOrjubpx6frpK/view?usp=sharing
SIM UNLOCK WORKS ON: Sprint - HTC M9 / HTC Desire 626s / ??
LTE BANDS ON: Sprint - HTC Desire 626s / HTC A9 / Samsung Galaxy S5
Required>
1. Drivers
2. Applications I Uploaded/Linked
3. MSL/SPC
4. Phone with S-On / S-Off + SuperCID = better
5. Patience
Instructions:
1a. Start by downloading all of the files attached to this thread. If they do not download you can download them from [https://www.androidfilehost.com/?fid=11410963190603843197] alternatively.
2a. Install HTC Drivers. If you do not already have them they can be downloaded from here - https://drive.google.com/file/d/0B3KA7QCJCJgwTzlfd0N6a3RXWVU/view?usp=sharing
3a. Run the application named "Basic-Flasher" that you downloaded in step 1a. If it fails to launch this is because you don't have the required run times installed. Goto microsoft.com and download the latest packages. If it still errors just click "continue" and then click scan, select your port # then click connect. Next to Method in the drop down box select [HTC]. Now click Read SPC and your MSL/SPC should appear. Copy this to notepad, piece of paper etc.
4a. Dial ##3424# in your dialer and input your MSL/SPC you got in step 3. Now Choose [DM ON] and activate it. IF it is already activated simply deactivate then reactivate it. Goto search or run and type in "compmgmt.msc" and goto device manager. You should see the HTC diag port under Com Ports. Now you know it is open.
5a. Run the application named "NV Items Reader and Writer". Click [Port] in the top left and select your phone serial port #. Make sure both boxes in the top bar are checked and input your SPC/MSL in the box replacing 000000. Click [Connect] then click [Read]. If all goes well at the bottom of the application you will see in the logs "SPC is correct. Phone Unlocked". Make a backup of ALL your current NV Items by selecting 0-65535 after Range (Dec) and clicking [Read]. Save this and name it "nv_items_complete_original_backup.txt". Keep somewhere safe that you will remember.
6a. Now in Range (Dec) input 30159-30159 and click [Read] and save this with the filename "nv_item_30159_original_backup.txt" and save somewhere safe. Now click [Write] and select the file you downloaded in Step 1 named "unlock.txt". Write the file. Now goto [Mode] in the top bar and click [Reboot].
You're now SIM UNLOCKED! -
Try your active GSM SimCard now. I'm testing with ATT getting HSPA+ and loving my horrible 3G data speeds! But hey what can you expect. =]
Now to enable LTE Bands if you must (Not everyone will be supported). This mod enables obtaining LTE - bands 2,3,5,13,17,25,26 after making changes to NV Item values. Band 5 is reported to be excellent with great coverage. Making these changes will not damage your Modem / IMEI / Hardware.
Steps:
(To be continued)

can you show how to enable band ?

baolinhvn said:
can you show how to enable band ?
Click to expand...
Click to collapse
Yeah I will do this when i get time. I have a LOT on my plate daily so haven't had much time to browse/post on XDA lately.

phonecapone said:
Yeah I will do this when i get time. I have a LOT on my plate daily so haven't had much time to browse/post on XDA lately.
Click to expand...
Click to collapse
thank you i have 626 sprint unlock and dont have LTE Band in Viet Nam very slow mobile data

Related

Sim unlock help

If i am understanding correctly sprint S4 can be sim unlocked, it will only allow you to use it as a world phone and wont work for other USA carriers correct? i am planning on doing this guide, any other recommendations? http://www.youtube.com/watch?v=lawcT1qqnLA
Search in gsm unlock in the development thread..you can use tmobile and atnt with our sprint phone I think its like page 32 ..theres 2 gsm unlocks required for usa gsm
Sent from my SPH-L720 using xda app-developers app
gotablunt said:
Search in gsm unlock in the development thread..you can use tmobile and atnt with our sprint phone I think its like page 32 ..theres 2 gsm unlocks required for usa gsm
Sent from my SPH-L720 using xda app-developers app
Click to expand...
Click to collapse
awesome ill check it out! the only guides or successful unlock guides ive found have only been for world phones, they said it didnt work on any US carriers. Hopefully ill find the thread that says otherwise!
gotablunt said:
Search in gsm unlock in the development thread..you can use tmobile and atnt with our sprint phone I think its like page 32 ..theres 2 gsm unlocks required for usa gsm
Sent from my SPH-L720 using xda app-developers app
Click to expand...
Click to collapse
well i cant seem to find it. and from what i did find it confirmed that it wont work on at&t and tmobile
http://forum.xda-developers.com/showthread.php?t=2400799&highlight=gsm+unlock&page=4
Originally Posted by*spydc*Try the steps below for potential of unlocking Domestic GSM. Please note I have successfully connected with NET10 (AT&T) microsim. In addition, I was already unlocked for international use via Sprint OTA. I also ran the sim unlocker software. All credit goes to OP and those that have contributed to this thread.
1) Insert Microsim
2) Run sim unlocker program as described in beginning of this thread.
3) Enter "ServiceMode" menu by entering *#0011#
UMTS Main Menu*
1 Debug Screen -> 6 Phone Control -> 1 DRX Control = GSM DRX: ON / LTE DRX: Enables RX0 and RX1
1 Debug Screen -> 6 Phone Control -> 2 Fake Security Control = ON
1 Debug Screen -> 6 Phone Control -> 3 Nas Control -> 1 Ciphering Control = OFF
1 Debug Screen -> 6 Phone Control -> 3 Nas Control -> 2 Integrity Control = ON
1 Debug Screen -> 6 Phone Control -> 3 Nas Control -> 3 Sim Class Control = UMTS*
1 Debug Screen -> 6 Phone Control -> 3 Nas Control -> 5 RRC(HSPA) Contrl -> 2 Change Revision -> 5 Release 8 (HSPA+)
1 Debug Screen -> 6 Phone Control -> 3 Nas Control -> 7 NAS Avoid Security Control = 2 Security_check: OFF
1 Debug Screen -> 6 Phone Control -> 3 Nas Control -> 8 BIP Block = 2 BIP Unblocking: set 1
4) Reboot after entering options in step 3. Go back to "ServiceMode"
UMTS Main Menu*
1 Debug Screen -> 6 Phone Control -> 5 Simulation -> 2 SW Watchdog 6 Phone Control -> 5 Simulation -> 3 HW Watchdog Mobile Networks -> GSM -> Maually Search for networks
6) APN Settings
If you are using AT&T and/or TMOBILE branded sim you can do the following:
1) Install "HiAPN Global" from playstore
2) Select "Click to AutoSet APNs" then reboot
If you are using prepaid sim cards that require specifc APN Settings then do the following:
1) Edit build.prop (Must be rooted)
2) Install NovaLauncher from playstore
Launch NovaLauncher and create APN Settings shortcut by doing the following:
a) Long press on home screen and select "Shortcuts"
b) Select "Activities"
c) Select "Settings"
d) Finally select APNs
After shortcut is created, go into APNs and add/edit APN info. At that point you can go back to TouchWiz or stay with NovaLauncher
7) Install "Tellinfo" from play store. (This app allows you to seamlessly switch back and fourth between Sprint CDMA and GSM (WCDMA) on the fly. No need to reboot
1) Run Tellinfo app and select Device Information
2) Scroll down to "Set preferred Network Type" and choose
a. WCDA Only to connect to GSM Networks
or
b. CDMA auto (PRL) to connect back to Sprint network.
GSM UNLOCK FIRST THEN DO THIS
Sent from my SPH-L720 using xda app-developers app
fergdizzle9090 said:
awesome ill check it out! the only guides or successful unlock guides ive found have only been for world phones, they said it didnt work on any US carriers. Hopefully ill find the thread that says otherwise!
Click to expand...
Click to collapse
Make sure you are not on the MJA update. You will not be able to revert to earlier firmware to complete the original sim unlock procedure. You will have to have Sprint Worldwide unlock the sim for you before doing the US gsm unlock.
gotablunt said:
Originally Posted by*spydc*Try the steps below for potential of unlocking Domestic GSM. Please note I have successfully connected with NET10 (AT&T) microsim. In addition, I was already unlocked for international use via Sprint OTA. I also ran the sim unlocker software. All credit goes to OP and those that have contributed to this thread.
1) Insert Microsim
2) Run sim unlocker program as described in beginning of this thread.
3) Enter "ServiceMode" menu by entering *#0011#
UMTS Main Menu*
1 Debug Screen -> 6 Phone Control -> 1 DRX Control = GSM DRX: ON / LTE DRX: Enables RX0 and RX1
1 Debug Screen -> 6 Phone Control -> 2 Fake Security Control = ON
1 Debug Screen -> 6 Phone Control -> 3 Nas Control -> 1 Ciphering Control = OFF
1 Debug Screen -> 6 Phone Control -> 3 Nas Control -> 2 Integrity Control = ON
1 Debug Screen -> 6 Phone Control -> 3 Nas Control -> 3 Sim Class Control = UMTS*
1 Debug Screen -> 6 Phone Control -> 3 Nas Control -> 5 RRC(HSPA) Contrl -> 2 Change Revision -> 5 Release 8 (HSPA+)
1 Debug Screen -> 6 Phone Control -> 3 Nas Control -> 7 NAS Avoid Security Control = 2 Security_check: OFF
1 Debug Screen -> 6 Phone Control -> 3 Nas Control -> 8 BIP Block = 2 BIP Unblocking: set 1
4) Reboot after entering options in step 3. Go back to "ServiceMode"
UMTS Main Menu*
1 Debug Screen -> 6 Phone Control -> 5 Simulation -> 2 SW Watchdog 6 Phone Control -> 5 Simulation -> 3 HW Watchdog Mobile Networks -> GSM -> Maually Search for networks
6) APN Settings
If you are using AT&T and/or TMOBILE branded sim you can do the following:
1) Install "HiAPN Global" from playstore
2) Select "Click to AutoSet APNs" then reboot
If you are using prepaid sim cards that require specifc APN Settings then do the following:
1) Edit build.prop (Must be rooted)
2) Install NovaLauncher from playstore
Launch NovaLauncher and create APN Settings shortcut by doing the following:
a) Long press on home screen and select "Shortcuts"
b) Select "Activities"
c) Select "Settings"
d) Finally select APNs
After shortcut is created, go into APNs and add/edit APN info. At that point you can go back to TouchWiz or stay with NovaLauncher
7) Install "Tellinfo" from play store. (This app allows you to seamlessly switch back and fourth between Sprint CDMA and GSM (WCDMA) on the fly. No need to reboot
1) Run Tellinfo app and select Device Information
2) Scroll down to "Set preferred Network Type" and choose
a. WCDA Only to connect to GSM Networks
or
b. CDMA auto (PRL) to connect back to Sprint network.
GSM UNLOCK FIRST THEN DO THIS
Sent from my SPH-L720 using xda app-developers app
Click to expand...
Click to collapse
awsome ill try this out after i do the international unlock. any link to the thread so i can get that unlocker program? and when it says insert micro sim, thats just my sprint sim card right? or do i have to do that with a gsm sim card?
cruise350 said:
Make sure you are not on the MJA update. You will not be able to revert to earlier firmware to complete the original sim unlock procedure. You will have to have Sprint Worldwide unlock the sim for you before doing the US gsm unlock.
Click to expand...
Click to collapse
I am on MDL on an aosp rom. should i flash back to a 4.2 or 4.3 stock rom?
fergdizzle9090;47118824} said:
I am on MDL on an aosp rom. should i flash back to a 4.2 or 4.3 stock rom?
Click to expand...
Click to collapse
I believe you have to start with MDC stock to do the initial unlock if you aren't having Sprint do it.
Sent from my GT-N5110 using Tapatalk 4
fergdizzle9090 said:
awsome ill try this out after i do the international unlock. any link to the thread so i can get that unlocker program? and when it says insert micro sim, thats just my sprint sim card right? or do i have to do that with a gsm sim card?
I am on MDL on an aosp rom. should i flash back to a 4.2 or 4.3 stock rom?
Click to expand...
Click to collapse
I believe you gotta be stock unrooted mdc by using odin, then do this http://forum.xda-developers.com/showthread.php?t=2415587 ..
For the second guide the usa gsm you gotta use a activated gsm sim not the sprint sim
Sent from my SPH-L720 using xda app-developers app
gotablunt said:
I believe you gotta be stock unrooted mdc by using odin, then do this http://forum.xda-developers.com/showthread.php?t=2415587 ..
For the second guide the usa gsm you gotta use a activated gsm sim not the sprint sim
Sent from my SPH-L720 using xda app-developers app
Click to expand...
Click to collapse
hmm i thought you could be rooted. ill read through the thread. but is there any link to the second guide i cant find it and i need to get the unlocker program thats in there
Does unlocking it change the way that it performs on Sprint's network?
Service
cruise350 said:
Make sure you are not on the MJA update. You will not be able to revert to earlier firmware to complete the original sim unlock procedure. You will have to have Sprint Worldwide unlock the sim for you before doing the US gsm unlock.
Click to expand...
Click to collapse
When I entered the information to get to the Service Mode nothing comes up it states "No Service" so I am unable to modify anything am I missing something in the various steps. I did Odin Flash the correct modem -when I insert a non Sprint SIM i do not get the invalid sim message so something did take.
i still would like a thread to the gsm unlock if anyone can link it please? i understand i need to do the international unlock then the gsm unlock but i cannot find a thread about gsm unlock working, i cant find where those instructions are from. please link.
fergdizzle9090 said:
If i am understanding correctly sprint S4 can be sim unlocked, it will only allow you to use it as a world phone and wont work for other USA carriers correct? i am planning on doing this guide, any other recommendations? http://www.youtube.com/watch?v=lawcT1qqnLA
Click to expand...
Click to collapse
There is a slightly easier way here
Me and a few other members have achieved domestic unlock on TMOBes and a few other networks as well, here is my guide.
imbmiller said:
There is a slightly easier way here
Me and a few other members have achieved domestic unlock on TMOBes and a few other networks as well, here is my guide.
Click to expand...
Click to collapse
thanks ill check those out! that guide looks confusing haha i am going to have my work cut out for me. i am trying to sell my s4 and I have someone who wants it on tmobile.
also if i successfully unlock for tmo i can switch back and forth from sprint to tmobile correct?

Unlock HSPA bands on Moto G [1700mhz on XT1032]

*This is risky! I am not responsible for any damage to your device*
Download this zip http://d-h.st/0Me
Extract it and install QPST from that zip
Boot your Moto G into bootloader by powering off, then hold volume down while you power on
Select BP Tools by pressing volume down, then press volume up when hovering over BP Tools
Phone will reboot in diag mode (Nothing will look different in phones UI)
Make sure USB debugging is OFF
Go to device manager and make sure Motorola QC Diag is installed. If not go here http://forum.xda-developers.com/showpost.php?p=54338876&postcount=3
Press start button and navigate to QPST -> QPST Configuration. You should see your device there.
Navigate to QPST/bin and open RF_NV_Manager.exe *(C:\Program Files (x86)\Qualcomm\QPST\bin)
Continue on step 20 here http://forum.xda-developers.com/cro...ad-progress-please-leave-im-updating-t2871269
Make sure to check off your original bands before you add more!
My XT1032 went from this http://puu.sh/bAQMi/2f9bb440d0.png
To this http://puu.sh/bARDH/f6f182bea9.png
for the stock bands on the xt1032 + 1700mhz the Verizon pre-defined is what you want http://puu.sh/bBUq2/43ff4423c7.png
I do seem to be picking up tmobiles 1700mhz hspa now.
bpear96 said:
*This is risky! I am not responsible for any damage to your device*
Download this zip http://d-h.st/0Me
Extract it and install QPST from that zip
Boot your Moto G into bootloader by powering off, then hold volume down while you power on
Select BP Tools by pressing volume down, then press volume up when hovering over BP Tools
Phone will reboot in diag mode (Nothing will look different in phones UI)
Make sure USB debugging is OFF
Go to device manager and make sure Motorola QC Diag is installed. If not go here http://forum.xda-developers.com/showpost.php?p=54338876&postcount=3
Press start button and navigate to QPST -> QPST Configuration. You should see your device there.
Navigate to QPST/bin and open RV_NV_Manager.exe *(C:\Program Files (x86)\Qualcomm\QPST\bin)
Continue on step 20 here http://forum.xda-developers.com/cro...ad-progress-please-leave-im-updating-t2871269
My XT1032 went from this http://puu.sh/bAQMi/2f9bb440d0.png
To this http://puu.sh/bARDH/f6f182bea9.png
I do seem to be picking up tmobiles 1700mhz hspa now.
Click to expand...
Click to collapse
At #9 in folder C:\Program Files (x86)\Qualcomm\QPST\bin I cannot see RV_NV_Manager.exe the closest one is RF_NV_Manager.exe!!?
guliver365 said:
At #9 in folder C:\Program Files (x86)\Qualcomm\QPST\bin I cannot see RV_NV_Manager.exe the closest one is RF_NV_Manager.exe!!?
Click to expand...
Click to collapse
Yeah sorry RF_NV_Manager.exe is the correct program,
This phone is connecting to DC 42Mbps HSPA+ so confirms that 1700mhz aws is working.
Oh also for the stock bands on the xt1032 + 1700mhz the Verizon pre-defined is what you want http://puu.sh/bBUq2/43ff4423c7.png
bpear96 said:
Yeah sorry RF_NV_Manager.exe is the correct program,
Click to expand...
Click to collapse
got stuck now please redmyposthttp://forum.xda-developers.com/crossdevice-dev/sony/thread-progress-please-leave-im-updating-t2871269/page36
anyway here a copy
On a moto G XT 1045 LTE US
In a folder C:\Program Files (x86)\Qualcomm\QPST\bin I was not able to find RV_NV_Manager.exe but RF_NV_Manager.exe So I assumed RF_NV_Manager.exe could be used instead so I did and followed the guide usingMotorola Qc Diag port but on reboot at my place no service except LTE ( inside my home LTE does not stick) but no more HSPA or HSPA+ I probably selected only the Europe band in WDCMA column maybe I should added the US Band anyway when I tried to reverse it , RF_NV_Manager.exe stop in the middle of reading the phone with:
Exception Thrown!!
NvManager::getNvItemsFromPhone( const string comPort ) - QpstServer::sendSyncImpl - Bad response from phone (DM packet commands 19-24)
what i need to do it is ge tback my HSPA or HSPA+ band + add LTE for europe Helppppppppp!
guliver365 said:
got stuck now please redmyposthttp://forum.xda-developers.com/crossdevice-dev/sony/thread-progress-please-leave-im-updating-t2871269/page36
anyway here a copy
On a moto G XT 1045 LTE US
In a folder C:\Program Files (x86)\Qualcomm\QPST\bin I was not able to find RV_NV_Manager.exe but RF_NV_Manager.exe So I assumed RF_NV_Manager.exe could be used instead so I did and followed the guide usingMotorola Qc Diag port but on reboot at my place no service except LTE ( inside my home LTE does not stick) but no more HSPA or HSPA+ I probably selected only the Europe band in WDCMA column maybe I should added the US Band anyway when I tried to reverse it , RF_NV_Manager.exe stop in the middle of reading the phone with:
Exception Thrown!!
NvManager::getNvItemsFromPhone( const string comPort ) - QpstServer::sendSyncImpl - Bad response from phone (DM packet commands 19-24)
what i need to do it is ge tback my HSPA or HSPA+ band + add LTE for europe Helppppppppp!
Click to expand...
Click to collapse
What is the decimal nv code you wrote?
bpear96 said:
What is the decimal nv code you wrote?
Click to expand...
Click to collapse
Do you know your original decimal?
guliver365 said:
got stuck now please redmyposthttp://forum.xda-developers.com/crossdevice-dev/sony/thread-progress-please-leave-im-updating-t2871269/page36
anyway here a copy
On a moto G XT 1045 LTE US
In a folder C:\Program Files (x86)\Qualcomm\QPST\bin I was not able to find RV_NV_Manager.exe but RF_NV_Manager.exe So I assumed RF_NV_Manager.exe could be used instead so I did and followed the guide usingMotorola Qc Diag port but on reboot at my place no service except LTE ( inside my home LTE does not stick) but no more HSPA or HSPA+ I probably selected only the Europe band in WDCMA column maybe I should added the US Band anyway when I tried to reverse it , RF_NV_Manager.exe stop in the middle of reading the phone with:
Exception Thrown!!
NvManager::getNvItemsFromPhone( const string comPort ) - QpstServer::sendSyncImpl - Bad response from phone (DM packet commands 19-24)
what i need to do it is ge tback my HSPA or HSPA+ band + add LTE for europe Helppppppppp!
Click to expand...
Click to collapse
After a reboot, I think i am back in business what band should I enable to get HPA HPA+ and LTE all over the world?
You have to check your original bands too. You have less bands then stock now. Try this 844425063825536 http://puu.sh/bC4YM/0d68001e79.png
bpear96 said:
You have to check your original bands too. You have less bands then stock now. Try this 844425063825536 http://puu.sh/bC4YM/0d68001e79.png
Click to expand...
Click to collapse
Well I checked everything (2307813334319039360) now I got LTE at my place LLama can see 7cells tower from my place in USA , I used to get 2 only so it is already much better but do not know if LTE is working in France is there in the phone a place to see what frequencies are enabled?
QXDM for LTE
Well in fact i need a tutorial for using QXDM witch unlock LTE frequencies no Idea how I got better LTE reception by unlocking HSPA!
Are you all actually getting LTE??!! HOWW?!
mashaal95 said:
Are you all actually getting LTE??!! HOWW?!
Click to expand...
Click to collapse
My Moto G XT1045 is a LTE variant
---------- Post added at 07:12 PM ---------- Previous post was at 07:01 PM ----------
bpear96 said:
Do you know your original decimal?
Click to expand...
Click to collapse
For the time being I had to reversed it to the original 562950069289344 since 2307813334319039360 works for a while but all of sudden the radio turn off and no signal until next reboot did you experienced this behavior?
Can we get 42mbit maximum download speed for xt1033 using alternate values with this utility? Xt1033 max dl speed is 21mbit
I tried changing the decimal on my xt 1034, it accepted the changes, but I'm still stuck on edge here in Europe. Any ideas what went wrong?
Try to find an apk the name is
Network or 4G LTE Switch you should be able to change this
Sorry to sound stupid, can someone explain what this will do to me on a UK network using a XT1032?.
Sent from my Moto G using XDA Premium 4 mobile app
Do I need root to do this?
gunner4 said:
I tried changing the decimal on my xt 1034, it accepted the changes, but I'm still stuck on edge here in Europe. Any ideas what went wrong?
Click to expand...
Click to collapse
Hey, did you ever get this working on your xt1034, in the same boat myself with it stuck on edge
thanks
Paul

[Q] URGENT! International Unlock NG2?

I'm leaving the country on Sunday and I need to be able to use my phone with an international SIM. What is the quickest way to international unlock it by then? I see a lot of conflicting information like I can't downgrade from NG2 or something like that. Any help?
Hope This helps.
gmap516 said:
I'm leaving the country on Sunday and I need to be able to use my phone with an international SIM. What is the quickest way to international unlock it by then? I see a lot of conflicting information like I can't downgrade from NG2 or something like that. Any help?
Click to expand...
Click to collapse
if you need any help; please pm me, or search this site for answers. I am sure you are not the first person, to want to do this or to have this question.
Before you continue; please note that i am not liable for any damages, that may occur to any the devices you attempt this on.
To undo any and all of the changes that you are about to make to your phone(**NOTE** the following will erase all data on your phone so backup everything you want to keep.), (1) first download an app called MSL utility and write down your MSL code on a computer, or any other device maybe even pen and paper.(2) go to your phone settings hit activate this device when it is done loading do not click done.(3) click on the menu button and go to PST settings. (4) go to the ##SCRTN# menu and follow what it prompts you to do, your phone will then reboot automatically. (5) do steps 2 and 3 over again and go to the ##RTN# menu and follow the prompts your phone should than reboot automatically and now you should see an invalid SIM sign. **NOTE** any time it asks you to enter a code it means enter you MSL code. Remember to undo these steps first. (No. 2)**NOTE** when your done with steps below download BuildProp Editor(you must have root), and click on the pencil icon; scroll to the bottom, and add these two lines: ril.sales_code=LOL ro.csc.sales_code=LOL)
No. 1) = No, you do not need to downgrade.
No. 2)**NOTE** when your done with steps below download BuildProp Editor(you must have root), and click on the pencil icon; scroll to the bottom, and add these two lines:
ril.sales_code=LOL
ro.csc.sales_code=LOL
save and reboot
with sim inside the apn should be set automatically. If not, well than google your apn, and add it manually.
done.
This is a re-post(i would thank whom ever posted this, though i do not recall where i found it.); because i am to lazy, to write it from scratch.
1. Use ssu.apk to unlock it first
2. use cf auto root to it
3 .use adb:
su
am broadcast -a android.provider.Telephony.SECRET_CODE -d android_secret_code://27663368378
UMTS -> DEBUG SCREEN -> PHONE CONTROL -> NETWORK CONTROL -> GCF
There the phone is domestic unlock without downgrading the modem.
1. be on stock NG2. ssu.apk force-closes on aosp/custom roms.
2. Run ssu.apk and do the unlock. This does not require root.
3. do the other commands through ADB(step 3 Above), just in case. You may or may not need them. I don't know why it worked for me without them. That step DOES require root.
4. Test your sim card and make sure your phone can read it, and if possible, make a call, try text/data, whatever.
You're Welcome!
I had NAE i downgrade to mdc then unlocked it and after that i download firmware which is NG2-xas i think and after upgrading its still unlock.
For that method and files you can search international sim unlock.
Its easy to do it.
imaxuout said:
if you need any help; please pm me, or search this site for answers. I am sure you are not the first person, to want to do this or to have this question.
Before you continue; please note that i am not liable for any damages, that may occur to any the devices you attempt this on.
To undo any and all of the changes that you are about to make to your phone(**NOTE** the following will erase all data on your phone so backup everything you want to keep.), (1) first download an app called MSL utility and write down your MSL code on a computer, or any other device maybe even pen and paper.(2) go to your phone settings hit activate this device when it is done loading do not click done.(3) click on the menu button and go to PST settings. (4) go to the ##SCRTN# menu and follow what it prompts you to do, your phone will then reboot automatically. (5) do steps 2 and 3 over again and go to the ##RTN# menu and follow the prompts your phone should than reboot automatically and now you should see an invalid SIM sign. **NOTE** any time it asks you to enter a code it means enter you MSL code. Remember to undo these steps first. (No. 2)**NOTE** when your done with steps below download BuildProp Editor(you must have root), and click on the pencil icon; scroll to the bottom, and add these two lines: ril.sales_code=LOL ro.csc.sales_code=LOL)
No. 1) = No, you do not need to downgrade.
No. 2)**NOTE** when your done with steps below download BuildProp Editor(you must have root), and click on the pencil icon; scroll to the bottom, and add these two lines:
ril.sales_code=LOL
ro.csc.sales_code=LOL
save and reboot
with sim inside the apn should be set automatically. If not, well than google your apn, and add it manually.
done.
This is a re-post(i would thank whom ever posted this, though i do not recall where i found it.); because i am to lazy, to write it from scratch.
1. Use ssu.apk to unlock it first
2. use cf auto root to it
3 .use adb:
su
am broadcast -a android.provider.Telephony.SECRET_CODE -d android_secret_code://27663368378
UMTS -> DEBUG SCREEN -> PHONE CONTROL -> NETWORK CONTROL -> GCF
There the phone is domestic unlock without downgrading the modem.
1. be on stock NG2. ssu.apk force-closes on aosp/custom roms.
2. Run ssu.apk and do the unlock. This does not require root.
3. do the other commands through ADB(step 3 Above), just in case. You may or may not need them. I don't know why it worked for me without them. That step DOES require root.
4. Test your sim card and make sure your phone can read it, and if possible, make a call, try text/data, whatever.
You're Welcome!
Click to expand...
Click to collapse
Thanks so much for the quick response!
Couple of things, I actually called Sprint to ask them to unlock it for international SIMs, and they said they'd go ahead and do it. I flashed back to Stock and did the UICC Unlock thing in the menu like they told me. The phone rebooted. I think it's unlocked then, correct? If not, I'll go ahead and do this method tonight.
Also, does this phone support LTE (Is that the right term) on international GSM networks or just 3g?
Thanks!
gmap516 said:
Thanks so much for the quick response!
Couple of things, I actually called Sprint to ask them to unlock it for international SIMs, and they said they'd go ahead and do it. I flashed back to Stock and did the UICC Unlock thing in the menu like they told me. The phone rebooted. I think it's unlocked then, correct? If not, I'll go ahead and do this method tonight.
Also, does this phone support LTE (Is that the right term) on international GSM networks or just 3g?
Thanks!
Click to expand...
Click to collapse
it may be unlocked; you would not know for certain unless, you attempt to insert an international sim card.
Depending on which country you are traveling to. Some countries only have 2-G, then there is some that use 3-G, some also utilize HAPA+, and LTE. It also depends on the sim card they give to you. If the give an LTE sim card, it may work (for LTE or HSPA+). Though it depends on which band/frequency, its relying on. click here to see LTE frequency data sheet. click here to select the country you are traveling to, this way you'll know if you will be able to be on a favorable network.
You're Welcome!
imaxuout said:
it may be unlocked; you would not know for certain unless, you attempt to insert an international sim card.
Depending on which country you are traveling to. Some countries only have 2-G, then there is some that use 3-G, some also utilize HAPA+, and LTE. It also depends on the sim card they give to you. If the give an LTE sim card, it may work (for LTE or HSPA+). Though it depends on which band/frequency, its relying on. click here to see LTE frequency data sheet. click here to select the country you are traveling to, this way you'll know if you will be able to be on a favorable network.
You're Welcome!
Click to expand...
Click to collapse
I'll be in Israel, and their networks support LTE
gmap516 said:
I'll be in Israel, and their networks support LTE
Click to expand...
Click to collapse
I don't know if that's true. What i do know is that the last time i was in Israel, i used Golan Telecom, and i only had a 3G connection. i do know that they state they have a 4G-Lte network, but i guess i'll have to find out in a few months from now.
good luck.

[GUIDE] Enable LTE bands on surnia

After some trial and error I was able to successfully enable LTE band 12 on my xt1527 with the 5.1 baseband. This procedure only seems to work with the stock ROM, but then after it's done you might need to install a custom ROM like Cyanogenmod to actually make use of all the bands. Many people have done a lot of previous work to make this possible and they deserve credit, so don't forget to hit thanks on the linked threads. It might be possible to unlock different bands on the different models depending on what the radio will support. I have done my best to try to make sure that this is thorough, but there could be errors, so please let me know if any of the steps need to be revised or corrected.
**** Please note that by doing this it may be possible to permanently damage your phone, make it unable to access mobile networks, or cause radio interference, so you are doing this at your own risk! I am not responsible for any problems! ***
1. Be on a stock ROM (only tested on 5.0.2 and 5.1, see forums for how to restore stock ROM if you need help) Update: also works on 6.0
2. Make sure the Motorola Device Manager is installed https://motorola-global-portal.custhelp.com/app/answers/detail/a_id/88481
3. Select "BP Tools" from the bootloader menu (power off, hold vol-down, power on). The phone will look like it's booting normally.
4. You need to enable usb debugging in developer options. In Windows device manager you should see 3 USB devices without drivers loaded. I picked the first device and updated the driver by selecting Browse computer / Let me pick, and selecting Ports (Com&LPT), Motorola, Motorola QC Diag port. See this post for more info http://forum.xda-developers.com/showpost.php?p=54338876&postcount=3 You should now see Motorola QC Diag Port (COMx)
5. Install QPST and QXDM from steps 4 and 5 in this thread http://forum.xda-developers.com/galaxy-s5/general/how-to-add-rf-lte-frequency-bands-to-t2886059
6. In QXDM select Communications and you should see the COMx that you saw in Device Manager. Make sure the Target Port has this COM port selected as well. If it's not connecting double check that the driver is still loaded in Device Manager.
7. In the View box select NV Browser towards the top of the list, and in the window that opens choose LTE for Category filter.
8. The value that we want is in location 6828. Click on it and choose Read. Write this number down in case you have a problem! Convert this number to binary (I use Windows calculator) and these are your current LTE bands. Read from right to left and 0 means the band is disabled, 1 is enabled.
For example, the xt1527 has LTE bands 2,4,5,7, and 17 per the Motorola website.
The value in location 6828 is 65626, or 0001 0000 0000 0101 1010‬ in binary.
Code:
Binary Value 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 1 1 0 1 0
Active Bands[B] - - - 17 - - - - - - - - - 7 - 5 4 - 2 -[/B]
All Bands 20 ? ? 17 ? ? ? ? 12 ? ? ? ? 7 6 5 4 3 2 1
As you can see from this example, each bit corresponds to an LTE band being on or off. Different models (xt1521, xt1528, etc.) will obviously have different bands enabled. To help fill in the missing info on the bands please post a reply with your model, the value of 6828, and the bands that your phone supports according to Motorola.
To enable band 12, I changed the bit in that position to a 1 and converted the entire binary number back to decimal.
Code:
Binary Value 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 1 1 0 1 0
Active Bands[B] - - - 17 - - - - 12 - - - - 7 - 5 4 - 2 -[/B]
All Bands 20 ? ? 17 ? ? ? ? 12 ? ? ? ? 7 6 5 4 3 2 1
So this new binary number 0001 0000 1000 0101 1010 = 67674 in decimal.
9. After you have calculated your new value, type it into the 6828 input field and click Write.
10. Reboot to recovery, make a backup of the stock ROM, and then install your favorite custom ROM, such as Cyanogenmod. The stock ROM might still restrict bands even if they have been enabled in the baseband. You can use the LTEdiscovery app to check your bands, and there are probably other apps as well.
11. If you have any problems try writing the original value that you wrote down earlier back into location 6828 (you did write it down, right?). If that doesn't work, see the modem thread, or extract NON-HLOS.bin and fsg.mbn from your stock image and flash them using the following commands in fastboot.
Code:
fastboot flash modem NON-HLOS.bin
fastboot erase modemst1
fastboot erase modemst2
fastboot flash fsg fsg.mbn
Good luck, and don't forget that with the extended range LTE bands you might have data but not be able to make a voice call. You would have to go into Network settings and change the preferred network type to 3G to make an emergency call. Maybe a future project will be looking into putting the baseband from other SD410 devices that support VoLTE on surnia and then using this method to set the correct bands... Something to think about.
Update 17 Oct, 2016: Unknown bands have been replaced with question marks. Driver and utility installation instructions have been updated.
I think this is a great tutorial! I wonder if by adding the USA band (which I have achieved in the past) other carriers could be used? Just thinking out loud.
hydroman202 said:
I think this is a great tutorial! I wonder if by adding the USA band (which I have achieved in the past) other carriers could be used? Just thinking out loud.
Click to expand...
Click to collapse
It's possible to make changes to 2G/3G bands also, so it might work if you add the right bands and the radio hardware supports the frequencies.
spiked_mistborn said:
It's possible to make changes to 2G/3G bands also, so it might work if you add the right bands and the radio hardware supports the frequencies.
Click to expand...
Click to collapse
First thing i thought..
I was assuming this was a hardware issue more than a software config issue.
I had done similar on phones before too so i see what your doing
but i had no knowledge on doing this with more recent phones.
I use to use com ports with QPST (a Qualcom leaked tool) and some other phone tools..
to clone my one pay/go phone from one company to another or vice versa.
I cloned them back & forth because sometimes i bought the wrong type of minutes LOL
For example i had my favorite phone from Telus and i sometimes used another one from Virgin
Different phones totally Samsung + LG and both ran very different systems too.
But get this..
I actually cloned EVERYTHING.
Data settings + MEID / Phone # and even managed to get free unlimited TX messages which were suppose to be 50 cents each. HAHAHAHA
I told my brother and his wife and they laughed and he said you got it on you?
I pulled out both and he phoned then txt'd me
And both phones received the call and received the TXT simultaneously.
So.. OP
Thanks for the info i might want to play around with that sometime.
I had struggled losing LTE support to on my Canadian Telus phone before after using US retail firmware.
I had to put it into 3G mode
So i am curious if this will actually work properly though.
Just because you change a setting does not necessarily mean there is actual physical hardware support for it.
I learned something i think here cool good work!
I like the manually installing Windows Drivers tip too.
I tried side-loading for the first time the other day and i had to manually install the driver for it to work.
So lets see if people come forward proving this works.. i hope so
EDIT:
I will be clicking Thanks simply for showing me what the "BP Tools" was for hahahha
spiked_mistborn said:
It's possible to make changes to 2G/3G bands also, so it might work if you add the right bands and the radio hardware supports the frequencies.
Click to expand...
Click to collapse
I talked with a sprint rep, according to him, anyone on my particular carrier (sprint), needs an msl code to change two specific values (I can't remember the names right this second) to reprogram it to a different carrier. I'm not sure about it, but there it is if anyone wants to give it a shot. I think one of the values was mdn, if that helps.
Wondering if it works on the Marshmallow update too ?
xpmule said:
I use to use com ports with QPST (a Qualcom leaked tool) and some other phone tools..
...
I will be clicking Thanks simply for showing me what the "BP Tools" was for hahahha
Click to expand...
Click to collapse
QPST will interface with this phone also, but it seems to be out of date because it doesn't read the full range of NV values. It would probably work for making 2G/3G or other changes like you mentioned, but it wouldn't read any LTE related values.
BP tools probably stands for "baseband programming" or something similar.
clee666 said:
Wondering if it works on the Marshmallow update too ?
Click to expand...
Click to collapse
I never updated past the 5.1 bootloader, so I haven't tested it, but if you try booting with the BP tools option and see the 3 devices missing drivers let us know.
spiked_mistborn said:
I never updated past the 5.1 bootloader, so I haven't tested it, but if you try booting with the BP tools option and see the 3 devices missing drivers let us know.
Click to expand...
Click to collapse
Either i am crazy or the new Marshmallow Bootloader removed the Wifi Flash option.
I seen it before on lollipop now i don't on 6.0.
spiked_mistborn said:
I never updated past the 5.1 bootloader, so I haven't tested it, but if you try booting with the BP tools option and see the 3 devices missing drivers let us know.
Click to expand...
Click to collapse
I never updated away from 5.0.2, I didn't wan't to lose LTE Band 12.
clee666 said:
I never updated away from 5.0.2, I didn't wan't to lose LTE Band 12.
Click to expand...
Click to collapse
Before doing this I had gone back to the 5.0.2 baseband to get band 12 back, but the wifi reboot issues were starting to get annoying. Being able to add band 12 to the later basebands is nice because I don't have the wifi reboot issues and it's much more stable.
This guide is awesome
Can activate all bands? xD or is bad idea?
Anyone managed to use the Verizon version on T-Mobile band 12?
clee666 said:
I never updated away from 5.0.2, I didn't wan't to lose LTE Band 12.
Click to expand...
Click to collapse
I don't remember if I did or not, is there anyway to check for LTE Band 12 to see if I still have it?
And if I did is there any way to restore it?
---------- Post added at 06:23 PM ---------- Previous post was at 06:17 PM ----------
spiked_mistborn said:
Before doing this I had gone back to the 5.0.2 baseband to get band 12 back, but the wifi reboot issues were starting to get annoying. Being able to add band 12 to the later basebands is nice because I don't have the wifi reboot issues and it's much more stable.
Click to expand...
Click to collapse
Can I reflash the original stock rom to get baseband 12 back, before installing a cyanogenmod update?
dreyeth said:
I don't remember if I did or not, is there anyway to check for LTE Band 12 to see if I still have it?
And if I did is there any way to restore it?
Click to expand...
Click to collapse
You can use an app like LTE Discovery to check when you are in a known band 12 area. I have an area near me that I drive through frequently surrounded by farms where I get a strong band 12 signal, but basically no service if I just have band 4. You could also check the value in NV location 6828 and use the method in the OP to calculate your current LTE bands.
dreyeth said:
Can I reflash the original stock rom to get baseband 12 back, before installing a cyanogenmod update?
Click to expand...
Click to collapse
That should work, but CM13 works best with 5.1 and newer basebands. You will likely have wifi and reboot issues. That was the whole reason for finding a way to add band 12 to newer basebands.
ijasonx said:
Can activate all bands? xD or is bad idea?
Click to expand...
Click to collapse
Probably a bad idea. The RF hardware in the phone can only physically support a few different frequencies, and it might vary by model, so probably only Motorola and Qualcomm know what will actually work. Best case if you try to activate all bands would be you just don't get a signal, worst case maybe you melt something in the phone radio, or get agents from your government radio frequency enforcement agency show up in black vans and take you away.
realdreams said:
Anyone managed to use the Verizon version on T-Mobile band 12?
Click to expand...
Click to collapse
Are you getting LTE band 4 on T-Mobile currently? It might work. If you try it let us know.
spiked_mistborn said:
You can use an app like LTE Discovery to check when you are in a known band 12 area. I have an area near me that I drive through frequently surrounded by farms where I get a strong band 12 signal, but basically no service if I just have band 4. You could also check the value in NV location 6828 and use the method in the OP to calculate your current LTE bands.
That should work, but CM13 works best with 5.1 and newer basebands. You will likely have wifi and reboot issues. That was the whole reason for finding a way to add band 12 to newer basebands.
Click to expand...
Click to collapse
Did everyone have them? and across all the various original modem firmware?
Also amongst the firmware that have band 12 is there one that was more up to date then the others?
Band 12 got stripped out of all the 5.1 firmware and all the 5.0 or older firmware had band 12, which probable
means no right?
dreyeth said:
Did everyone have them? and across all the various original modem firmware?
Also amongst the firmware that have band 12 is there one that was more up to date then the others?
Band 12 got stripped out of all the 5.1 firmware and all the 5.0 or older firmware had band 12, which probable
means no right?
Click to expand...
Click to collapse
Band 12 was and still is active on the XT1526.
Band 12 was active on the XT1527's launch firmware, but was removed in the first OTA update.
The other models did not have Band 12.

Yotaphone 2 signal boost trick/unlock band ?

Helo from Slovenia,
perhaps i found a way to boost signal or unlock bands in Yotaphone 2.
Go to android secret menu *#*#4636#*#*
Then go information about phone menu and scroll down.
There is a option for choosing priority band, normaly its choosen LTE/WCDMA
Klick on this and switch the options to TD-SCDMA,GSM/WCDMA and LTE or TD-SCDMA,LTE,CDMA,EvDo GSM, WCDMA
Now watch the signal boosting
I checked same locations driving yesterday and today with car. Where i yesterday got no signal, today i got fully edge signal.
And no signal outage today no matter the location
Check this option and let me know if it works there too. I tried on Android 4.4.3 and 5 work both.
I put the first one, but how can I see the difference? the problems was not getting the 2G signal at all if I force in 2G. But if I force it now, your suggested settings will change.
What is the difference between TD-SCDMA,GSM/WCDMA and LTE or TD-SCDMA,LTE,CDMA,EvDo GSM, WCDMA?
May I ask you which mobile operator you have and which radio & firmware you use on your YotaPhone2?
TheArt. said:
I put the first one, but how can I see the difference? the problems was not getting the 2G signal at all if I force in 2G. But if I force it now, your suggested settings will change.
What is the difference between TD-SCDMA,GSM/WCDMA and LTE or TD-SCDMA,LTE,CDMA,EvDo GSM, WCDMA?
May I ask you which mobile operator you have and which radio & firmware you use on your YotaPhone2?
Click to expand...
Click to collapse
you have to go to spots/locations where you got no signal before and try it now ?
Setting your phone to the wrong settings so it fails over to 2G will no doubt improve your signal strength no end. But personally I would prefer to get fast internet on the move, and leave your radio settings well alone!
There are apps you can get that are called 'signal boosters' they just work by turning off your phone radio and then on again. If you were not connected to a nearby cell but one farther away this will 'boost your signal' ...
You're probably experiencing either or both of these effects. as well as the 4G effect - which is that if you have a local 4G aerial all the cellphones that can do so will be connecting to that, leaving you free to connect to an empty 3G cell instead with lots of bandwidth. Maybe not what you had planned to do, but actually improving your performance by setting the wrong settings
Did anyone already find the secret USB menu code to put the device into Modem mode? As the YotaPhone has a Qualcomm processor, this could be used to enable additional LTE bands, which really would help with reception like in [GUIDE] Add all GSM and LTE bands to your phone.
seems cool! We have to test
Crazyphil01 said:
Did anyone already find the secret USB menu code to put the device into Modem mode? As the YotaPhone has a Qualcomm processor, this could be used to enable additional LTE bands, which really would help with reception like in [GUIDE] Add all GSM and LTE bands to your phone.
Click to expand...
Click to collapse
Modem mode can setted by change buildprop sys.usb.config=diag.
Next read this.
w()$k said:
Modem mode can setted by change buildprop sys.usb.config=diag.
Next read this.
Click to expand...
Click to collapse
Ah, I haven't noticed that post, so we're making progress but no clear results yet :fingers-crossed:
here on XDA there's also this thread about unlocking frequencies: https://forum.xda-developers.com/yotaphone-one/help/unlocking-additional-radio-basebands-t3523000
TD-WCDMA won't work in spain. TD stands for Time Division and many countries work with FD (Frecuency Division)
Hi,
I am much interested in changing the LTE of YD206, has anyone suceed yet on this phone? A tuto would be really awesome! As I am new to android it would definitly help!
@TheArt. could you eventually translate the post please? My russian is far not good enought and google translated does not make much sens...! Did you succeed modifying the bands?
UNLOCK LTE BAND B20 - 800Mhz and B38
I will translate here the work of three 4pda users who must be thanked a lot for their work! unkernet, ssho and BoyNG. Thank also to mamant1988 who put everything together.
The original 4pda guide can be found here (in russian): http://4pda.ru/forum/index.php?showtopic=797643&view=findpost&p=59716629
UNLOCK B20 LTE BAND ON YD206​
Starting point is a rooted YD206 with latest RU 134 firmware, TWRP and ADB-USB-debug enabled. Do this procedure carefully and write down all the modifications and default values. The changes are performed on NVRAM level, so flashing firmwares will not affect them. Flashing firmwares will, however, affect modified baseband, as any other "radio" part as usual.
Download here the .zip archive which contains what is needed for this guide, including some screenshots of how things should be displayed.
Download the modified baseband RU-CN here and put it into the internal memory of the phone: it will be flashed in the end.
Install QPST and QXDM Qualcomm programs on Windows, they are in the above archive.
Enable the installation of unsigned drivers in Windows (like this). This is needed to install drivers for the diagnostical port later on.
Download Terminal Emulator from Play Store.
In the Terminal, write the following to get root access:
Code:
su
then:
Code:
setprop sys.usb.config diag,adb
Connect the phone via USB to the PC, in the Device Manager it should pop up as "Android Device" or similar, without a specific driver.
Right click on it and perform these actions: update drivers, search on this computer, choose driver from already installed drivers, show all devices, next, install from disk, there point to the .inf file corresponding to your system (32bit -> x86, 64bit -> x64) found in \YotaLTE\Modified HTCDiagDriver\Win x64HtcUsbMdmV64.inf (for 64bit).
After installation, go to properties of this new driver HTC USB Modem and check the number of the port displayed there, COM3 or COM4, for example.
Lower the 38400 value which you find there, click OK.
Execute as an admin C:\Program Files (x86)\Qualcomm\QPST\bin\QPSTConfig.exe.
Choose the second section Ports, then "Add new port".
In the field Port put the one which was displayed in the modem section, COM3 for example.
In Port Label field write "Yota" or whatever, and then OK.
In the first section Active Phones the smartphone should be displayed.
KEEP QPSTConfig.exe PROGRAM OPENED.
Also, start C:\Program Files (x86)\Qualcomm\QXDM\Bin\QXDM.exe using admin privileges
Here, click Option, then Communications.
In the Target Port choose the same port as before, then OK.
Click View, New, Common, NV Browser. In the Category Filter choose LTE.
Choose 06828 LTE BC Config and then press "read".
Correct the number you see, for example 1099511627781 in 1099512152069 for B20 and click Write to save.
Close all the programs, and reboot the phone directly into TWRP (VOL UP + POWER), here find the update_S01_003_4240_RU1_M05_patched.zip baseband and flash it.
At this point it is advised to clean dalvik cache and cache with TWRP.
Done! Reboot.
If it is not working, reset everything by flashing stock baseband, putting back the values changed above and start again. It is not necessary to flash the modified RU-CN baseband, if with the CN one the phone is performing at 100%. I suggest to flash to see the differences. By the way, remember to unlock one band at a time.
To unlock B38 band (there is lack of information about YD206 already having it or not) the number is 1236951105541. For example, if the initial number found in LTE config was: 1236950581253, it means that the bands LTE B1/B3/B38/B41 were active. To verify by yourself download LTE Band Calculator.
Some attempts have been made also to unlock B7 band, but without success for now. It seems that the baseband crashes after a second when triying to connect to that LTE band. Further research needed!
After all the hassle I just went through to obtain a YD201 instead of a YD206 so I could have Band 20
Great news for YD206 owners anyway, thanks for sharing!
hippy dave said:
After all the hassle I just went through to obtain a YD201 instead of a YD206 so I could have Band 20
Great news for YD206 owners anyway, thanks for sharing!
Click to expand...
Click to collapse
Me too.
Tried drivers installation with a yd201 (just for take a look about the wifi issue) and they are not compatible.
I guess modifying the inf files would do the trick.
Hi, I try to unlock LTE band, but su command doesn't work in terminal .... it said su: not found.
velociraptor68 said:
Hi, I try to unlock LTE band, but su command doesn't work in terminal .... it said su: not found.
Click to expand...
Click to collapse
Do you have root? Do you give root permission to Terminal Emulator?
Just did the procedure, can't confirm if it's working on 800MHz B20 yet because I can't find a way to force it or even know if its available in my region from my Network, because I live in the city and they use mostly the 1800MHz, 2G Only works correctly and it seems that somehow it also solves the Proximity Sensor, I will give feedback at how it behaves tomorrow when I will be on the move, but until now everything seems well and smooth, Many Thanks for the persons that worked on the fix, I guess Yota should be hiring! And to @TheArt who translates all the good stuff!
band17
Hello,
Would it work to unlock band 17 At&t? Is that enough modify config 6828 number by calculator?
Hello,
I am from Bosnia and got Yotaphone 2 from China (YD206) and installed latest RU software 1.132, but I noticed that my phone only works in big cities. As soon as I leave for the countryside, there is no signal/service.
Is there another version of software I can try to upgrade to, to get these bands in the countryside as well, or the problem is with the limitation of phone's hardware?
Thanks!
Miroslav1999 said:
Hello,
I am from Bosnia and got Yotaphone 2 from China (YD206) and installed latest RU software 1.132, but I noticed that my phone only works in big cities. As soon as I leave for the countryside, there is no signal/service.
Is there another version of software I can try to upgrade to, to get these bands in the countryside as well, or the problem is with the limitation of phone's hardware?
Thanks!
Click to expand...
Click to collapse
Whats the coverage in your contry?
Maybe outside big cities there are not mobile connection in the frequency that yotaphone can support
borekon said:
Whats the coverage in your contry?
Maybe outside big cities there are not mobile connection in the frequency that yotaphone can support
Click to expand...
Click to collapse
GSM : 900 (E-GSM) 1800 (DCS)
UMTS: B1(2100) UMTS B8 (900 GSM)
That is what I found out from google. I am not sure what is the better way to find out what Yota covers and what is available here.
If someone knows please let me know.
If I perhaps flash the phone with EU software rather than RU which I currently have, would that unlock some bands?

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