[Q] is it possible to unlock more LTE band on redmi note 4g LTE? - Redmi Note Q&A, Help & Troubleshooting

Got a xiaomi redmi note 4g LTE to play with but unfortunately device only supported FDD-LTE band 1, 3 only. Needed band 2, 4 and 7 to be able to work with tmobile USA LTE network. Any ideas on how to add those values to the phone?

blackysan said:
Got a xiaomi redmi note 4g LTE to play with but unfortunately device only supported FDD-LTE band 1, 3 only. Needed band 2, 4 and 7 to be able to work with tmobile USA LTE network. Any ideas on how to add those values to the phone?
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No you cannot unlock bands. Bands are hardware based.

marbss said:
No you cannot unlock bands. Bands are hardware based.
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Click to collapse
the hardware was supported. It's a Snapdragon 410 chipset with 4G LTE world mode. it's Xiaomi who didn't add those bands into the baseband modem. I read some XDA threads about unlocking all LTE bands for Qualcomm Snapdragon chips but I couldn't understand how to add thoae NV values and how to get into the USB settings mode in my Xiaomi device. I need someone with experience to look into this and maybe make some step by steo guide for us. Its been done b4 with oneplusone, oppo, Sony, LG, Samsung phones with success so I knew it could be done.

ok i could be wrong. My friend just brought a moto x to australia and used a process or update to open up some more bands on his phone .
similar to this discussion http://forum.xda-developers.com/showpost.php?p=58064666&postcount=16 ???

Install mokee opensource
Sent from my HM NOTE 1LTEW using XDA Free mobile app

jagbir89 said:
Install mokee opensource
Sent from my HM NOTE 1LTEW using XDA Free mobile app
Click to expand...
Click to collapse
The ROM actually unlocks more LTE bands?

jagbir89 said:
Install mokee opensource
Sent from my HM NOTE 1LTEW using XDA Free mobile app
Click to expand...
Click to collapse
I'm having the same issue. Is this a solution?

gqkevyn said:
The ROM actually unlocks more LTE bands?
Click to expand...
Click to collapse
Don't know if you're still wondering, I found out there are two versions of this phone. One is Chinese the other is a Hong Kong version. The Hong Kong version comes out of the box with compatible T-Mobile 4g lte band.
Sent from my Nexus 6
---------- Post added at 12:55 AM ---------- Previous post was at 12:47 AM ----------
gqkevyn said:
The ROM actually unlocks more LTE bands?
Click to expand...
Click to collapse
Oh, and as for ROMs unlocking lte bands. I would try the MIUI 5 global ROM. I haven't had a chance to test myself yet but, I would give it a shot. It's the ROM the Hong Kong version comes with out of the box.
Sent from my Nexus 6

Homer J. Fong said:
Don't know if you're still wondering, I found out there are two versions of this phone. One is Chinese the other is a Hong Kong version. The Hong Kong version comes out of the box with compatible T-Mobile 4g lte band.
Sent from my Nexus 6
---------- Post added at 12:55 AM ---------- Previous post was at 12:47 AM ----------
Oh, and as for ROMs unlocking lte bands. I would try the MIUI 5 global ROM. I haven't had a chance to test myself yet but, I would give it a shot. It's the ROM the Hong Kong version comes with out of the box.
Sent from my Nexus 6
Click to expand...
Click to collapse
how about TDD LTE version? with 2600mhz...i wondering can use it in my country...there's 2 version about our phone,FDD lte and TDD LTE...FDD LTE 1800/2100mhz...and i got TDD version...

Mayoz said:
how about TDD LTE version? with 2600mhz...i wondering can use it in my country...there's 2 version about our phone,FDD lte and TDD LTE...FDD LTE 1800/2100mhz...and i got TDD version...
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Click to collapse
I'm sorry, I'm not too familiar with lte bands outside of the US. However you should check out this forum for the Redmi Note 4g. It's where I got most of my info from.
http://en.miui.com/forum.php?mod=forumdisplay&fid=66&mobile=2
Sent from my Nexus 6

Can I unlock bands with Mokee?

Meerk4t said:
Can I unlock bands with Mokee?
Click to expand...
Click to collapse
I'm still not sure it's possible. I've searched and most people say it's hardware based and ROMs can't change it. If you're already rooted and have custom recovery, you might as well give it a shot and report back.
Sent from my Nexus 6

Same problem here. My carrier uses a LTE frequency not supported by phone. All other carriers are supported, mine is not, frustrating. Installing Mokee (or any other custom ROM, I tried them all) doesn't change a thing. I don't know about MIUI, but don't think it would work.

blackysan said:
the hardware was supported. It's a Snapdragon 410 chipset with 4G LTE world mode. it's Xiaomi who didn't add those bands into the baseband modem. I read some XDA threads about unlocking all LTE bands for Qualcomm Snapdragon chips but I couldn't understand how to add thoae NV values and how to get into the USB settings mode in my Xiaomi device. I need someone with experience to look into this and maybe make some step by steo guide for us. Its been done b4 with oneplusone, oppo, Sony, LG, Samsung phones with success so I knew it could be done.
Click to expand...
Click to collapse
How is it going now? Have you successfully unlocked B7
I want to unlock B20 and went through all the steps from this guide but no luck
But I did LOCKED B7 which is available originally on my Mi NOTE (dual-sim) to see if the value I set into 6828 is working.
you can have a go to unlock B7 I think

GeorgeZZzz said:
How is it going now? Have you successfully unlock B7
I want to unlock B20 and went through all the steps from this guide but no luck
But I did LOCKED B7 which si available originally on my Mi NOTE (dual-sim) to see if the value I set in to 6828 is working.
you can have a go to unlock B7 I think
Click to expand...
Click to collapse
i need more step by step info, with pictures if can, to show me how u did it please. thx in advance......

blackysan said:
i need more step by step info, with pictures if can, to show me how u did it please. thx in advance......
Click to expand...
Click to collapse
I posted a new thread here

Instruction DIAG mode for Redmi note 4g
4pda.ru/forum/index.php?showtopic=611491&st=4620

Related

4G on D802 HKG version

I have a D802 Hong Kong version. In the secret menu (3845#*802#) i have found this: LGD802AT-00-V10C-HKG-XX-NOV-30-2013
Now, I would like to use the 4g connection in my country (Italy, carrier TIM) but the 4g option is not avaible in "network mode". After a test with another G2 (italian version and same carrier), I can say that the connection don't switch automatically on 4g but keeps the H+ one. So i think is necessary a modification.
Solutions?
Is it necessary to flash an europe radio? or something else? I'd like to keep the stock rom Lg but is not a fundamental.
Baseband: M8974A - AAAANAZM - 1.0.190036
Kernel: 3.4.0
Build: JDQ39B
I have the g2 for two days. I know it very little. I do not have much knowledge about it. Some good soul can explain to me how to do?
I need your help!
Did you verify that the device has the correct radio bands for the lte on that carrier?
x714x said:
Did you verify that the device has the correct radio bands for the lte on that carrier?
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Click to collapse
I don't know how to check! On the box of g2: gsm 850/900/1800/1900; wcdma 850/900/1900/2100; LTE 2100(B1)/1800(B3)/2600(B7)/900(B8)/800(B20).
My carrier is Tim but i don't kwow which band uses.
In secret menu/LTE Band section: avaible band 1,2,3,4,5,7,8,17,20,40. No one is selected.
Can i flash V10E firmware for Italy on V10C firmware for honk kong (actually on my device)?
Flashing different firmware wont help. Its either your apn is wrong or you didnt enable lte correctly. I checked and TIM uses 1800 (band 3) lte which your phone should work with.
x714x said:
Flashing different firmware wont help. Its either your apn is wrong or you didnt enable lte correctly. I checked and TIM uses 1800 (band 3) lte which your phone should work with.
Click to expand...
Click to collapse
maybe i should enable "band 3" in LTE setting in secret menu.
Hi,
I've a similar question and I hope someone could help me: I've a G2 phone using the D80210e-ESA-XX firmware.
In the product specifications, supported LTE frequency bands are 900/1800/2100/2600/850. I know that in Italy working frequency bands are 800/1800/2600. Now, my phone does not support 800 MHz: do you think is possible to upload a different firmware (IT or EUR ones) on my phone? With one of these firmware, does the device will work at 800 MHz?
Thank you so much.
I also had the D802 with Korean firmware!
Even though the phone itself supports LTE the Korean firmware doesn't!
I flashed the EU version and everything worked fine afterwards!!!
zacharias99 said:
I also had the D802 with Korean firmware!
Even though the phone itself supports LTE the Korean firmware doesn't!
I flashed the EU version and everything worked fine afterwards!!!
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Click to collapse
Hi @zacharias99, are you using the LTE in Italy?
@sunshonic, I didn't understand if your LTE works in Italy using the secret menu. Is it working?
Thank you
madner81 said:
Hi @zacharias99, are you using the LTE in Italy?
@sunshonic, I didn't understand if your LTE works in Italy using the secret menu. Is it working?
Thank you
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Click to collapse
No no i am using the LTE in Greece!!!
But LTE is LOCKED in Korean firmware!!!
In older Korean Firmware you could activate LTE from secret menu but in newer version this option has been removed!
The only solution in my case was to flash a european (or in your case italian) Firmware and everything worked like it should
zacharias99 said:
I also had the D802 with Korean firmware!
Even though the phone itself supports LTE the Korean firmware doesn't!
I flashed the EU version and everything worked fine afterwards!!!
Click to expand...
Click to collapse
Same here, restored to stock eu/nordic. Using HK G2 in Norway. No issues with 4G now
Sent from my LG-D802 using Tapatalk
Does your country offer 4G networks? I'm in Kenya n any 4G device I ship in shows 4G even though we dont have it yet
Sent from my HTC One using XDA Premium 4 mobile app
popsi said:
Same here, restored to stock eu/nordic. Using HK G2 in Norway. No issues with 4G now
Click to expand...
Click to collapse
@popsi, @zacharias99 did you follow a specific procedure to upload the european firmware. I'm not so sure to perform it cause some month ago I've bricked an old Motorola (I don't remember the exact model) using simply a firmware of a different country. The result was a brick cause two firmware did not use the same way to allocate the memory...
madner81 said:
@popsi, @zacharias99 did you follow a specific procedure to upload the european firmware. I'm not so sure to perform it cause some month ago I've bricked an old Motorola (I don't remember the exact model) using simply a firmware of a different country. The result was a brick cause two firmware did not use the same way to allocate the memory...
Click to expand...
Click to collapse
My friend i don't really know where in this forum the instructions for flashing a new stock firmware are... (I am also new in this community)
And i flashed it with Greek instructions so my link won't help you and i don't want to post some link i haven't tested by myself...
Sorry i hope you can understand!
At moment i have no time, but if I would be you I would search in the G2 Section for instructions!
They must definitely be somewhere!
Did you subscribe for LTE with your carrier?
Sent from my LG-D802 using Tapatalk
zacharias99 said:
I also had the D802 with Korean firmware!
Even though the phone itself supports LTE the Korean firmware doesn't!
I flashed the EU version and everything worked fine afterwards!!!
Click to expand...
Click to collapse
@zacharias99, I've checked that 4G can be enabled using the secret menu
1. Go to LTE-Only
2. Modem Settings
3. RAT Selection
4. Select GSM / WCDMA / LTE auto
as in the post http://forum.xda-developers.com/showthread.php?t=2494751
At the moment it doesn't seem to work for me, probably because my sim still has not been enabled for 4g.
Have you ever enabled this option (with the previous korean firmware, I mean)?
@zacharias99, @popsi: the new european firmware allows to navigate over the 800MHz frequency band for you?
Thank you
madner81 said:
@zacharias99, I've checked that 4G can be enabled using the secret menu
1. Go to LTE-Only
2. Modem Settings
3. RAT Selection
4. Select GSM / WCDMA / LTE auto
as in the post http://forum.xda-developers.com/showthread.php?t=2494751
At the moment it doesn't seem to work for me, probably because my sim still has not been enabled for 4g.
Have you ever enabled this option (with the previous korean firmware, I mean)?
@zacharias99, @popsi: the new european firmware allows to navigate over the 800MHz frequency band for you?
Thank you
Click to expand...
Click to collapse
Hi,
the procedure using the secret menu definitively works on my D80210e-ESA-XX, but I need to re-select it after every reboot.
Does anybody know how to make it permanent or how to automate this selection on boot (maybe using Tasker or something similar)?
zacharias99 said:
No no i am using the LTE in Greece!!!
But LTE is LOCKED in Korean firmware!!!
In older Korean Firmware you could activate LTE from secret menu but in newer version this option has been removed!
The only solution in my case was to flash a european (or in your case italian) Firmware and everything worked like it should
Click to expand...
Click to collapse
by flash, did you mean flash kdz of different region?
gpkumaran said:
by flash, did you mean flash kdz of different region?
Click to expand...
Click to collapse
yes exactly!
I flashed the European .kdz file!
I have an international G2 D802.. We, in india have certain operators in Band 40 LTE.. Is it possible to activate Band 40 in D802 by flashing D802T kdz in D802??? Kindly Help..

[Q] How to Enable LTE Band 3 on SM-N900W8

Hi,
How can i enable LTE Band 3 (1800 MHz) on My Samsung Note 3 SM-M900W8 Canadian Variant with TLS CSC. Android version is 5.0.2. SIM is unlocked and not carrier Specific.
Regards,
easijav
easijav said:
Hi,
How can i enable LTE Band 3 (1800 MHz) on My Samsung Note 3 SM-M900W8 Canadian Variant with TLS CSC. Android version is 5.0.2. SIM is unlocked and not carrier Specific.
Regards,
easijav
Click to expand...
Click to collapse
Hello this is herna from XDA Assist.
I cannot tell you how to activate or enable LTE Band 3 (1800 MHz) on the Note 3, but I can tell you where you should ask about if you want the best answer and guide about it.
For all the future issues you could have on Galaxy Note 3, you should ask and create a thread in the forum linked below.
NOTE 3 HELP
I´m gonna move the thread to the correct place so you will get a fast answer from people using the same device than you.
Good luck and thank for using XDA Assist!

Enabling LTE bands

Is there any way to enable ATT LTE bands on the n910f? I've searched and couldn't find an answer.
http://forum.xda-developers.com/note-4/general/enabling-additional-lte-bands-att-t-t3160864
XDA members are working on this for US variants of the Note 4. After finding a solution for US variants, it should be easy to venture into the international variant as well.
DREWHAMM974 said:
Is there any way to enable ATT LTE bands on the n910f? I've searched and couldn't find an answer.
Click to expand...
Click to collapse
I thought AT&T LTE bands were 2, 4, 5, and 17. Doesn't the F version work on those out of the box?

SM-N910H use N910C stock TW

i wanna ask if my note 4 N910H can use N910C stock touchwiz so i could use the 4g lte?
thanks
No 910H does not have 4g capable modem.
boyagungnugroho said:
i wanna ask if my note 4 N910H can use N910C stock touchwiz so i could use the 4g lte?
thanks
Click to expand...
Click to collapse
You can try flashing any custom N910C ROM and flash N910H modem afterwards. This should unlock some of LTE bands but its no gurantee that your carrier uses the same LTE bands. For example band 8 works fine but band 3 doesnt work. Try to find out which band your carrier uses or just tell me what your carrier is and ill check for you.
Sent from my SM-N920C using Tapatalk
---------- Post added at 12:00 PM ---------- Previous post was at 11:58 AM ----------
dork997 said:
No 910H does not have 4g capable modem.
Click to expand...
Click to collapse
It actually has the same modem hardware. Samsung locked the bands though. Some users were able to unlock lte by flashing n910c rom. But it only unlocks few bands like 8 but 3 doesnt work properly.
Sent from my SM-N920C using Tapatalk
I wouldn't do that as the N910H doesn't have a LTE/4G modem. So flashing the N910C firmware onto it may cause some hardware problems.
DarkGuyver said:
I wouldn't do that as the N910H doesn't have a LTE/4G modem. So flashing the N910C firmware onto it may cause some hardware problems.
Click to expand...
Click to collapse
It is known that hardware in n910h is identical to n910c that is why you are able to flash C custom ROMs onto H variant.
I have H variant myself and i use custom rom made for n910c. I see LTE as an option but cant test it since i have no LTE in my country.
There used to be a thread here where people said that they were able to get some LTE bands working (such as band 8) so if their carrier uses band 8 or any other working band they can flash any rom in exynos development forum. (I assume they are already rooted)
Wow, that was too wordy :о
Відправлено з мого SM-N910H через Tapatalk
foggydisaster said:
It is known that hardware in n910h is identical to n910c that is why you are able to flash C custom ROMs onto H variant.
I have H variant myself and i use custom rom made for n910c. I see LTE as an option but cant test it since i have no LTE in my country.
There used to be a thread here where people said that they were able to get some LTE bands working (such as band 8) so if their carrier uses band 8 or any other working band they can flash any rom in exynos development forum. (I assume they are already rooted)
Wow, that was too wordy :о
Відправлено з мого SM-N910H через Tapatalk
Click to expand...
Click to collapse
Yeah, I know most of the hardware is identical to the N910C. But I doubt that Samsung would have installed a 4G/LTE modem into the N910H seeing as they released it as a 3G device.
DarkGuyver said:
Yeah, I know most of the hardware is identical to the N910C. But I doubt that Samsung would have installed a 4G/LTE modem into the N910H seeing as they released it as a 3G device.
Click to expand...
Click to collapse
They did release it as a 3G only device to regions where there was no LTE. But hardware is the same. If only samsung disabled the bootloader lock and we could flash n910c firmware then all bands would work (in theory). So the only thing stopping us is bl lock
Відправлено з мого SM-N910H через Tapatalk

Korean G600L LTE bands

Hi, I have a korean LG G6 G600L model. I am based in Germany and use the T-Mobile (DTAG) network. LTE Band 3 works but I would like to check the LTE band list on the device itself. Does somebody know the network test menu code for this specific device/network?
Additionally is it theoretically possible to exchange the modem driver to enable additional LTE bands (Band 20 in my case) ? Is it only possible with root?
Happy to test stuff on this device as I would really like to keep it and improve the LTE reception. I love the DAC btw.
Thanks.
Engineering menu:
Dialer: 5457#*600#
Lte bands in Korean G600S/K/L:
1/2/3/4/5/7/8/12/17/20/26/38/39/40/41
Wcdma bands in Korean G600S/K/L:
1 (2100)/2(1900)/5(850)
Gsm bands in Korean G600S/K/L:
1800/900/850/1900
Hello
I have a korean LG G6 G600L model.
I'm French and I don't have 3G or 4G (LTE)
do you know why ? Normally it should work.
Where i can buy korean version in europe?
Ebay
Gesendet von meinem LGM-G600L mit Tapatalk
skit777 said:
Where i can buy korean version in europe?
Click to expand...
Click to collapse
wondamobile
Hello
Just a question
Do you think if i flash a different firmware (H870) in my mobile (G600L) i can receipt UMTS 900 ?
It will not help u to add WCDMA b8 900 to supported bands, because:
1. Korean submodels probably have no hardware antenna support for this band, which is totally unusable in Korea;
2. U will not be able to flash another submodel's stock to Korean models without root and some rom cooking preparations, flasher just restricts u to flash another submodel's stock;
3. In case u modify another submodel's stock enough to sucesfully flash it to Korean model, but without Korean kernel, modem and specific patches - it will probably softbrick ur device.
koreezzz said:
It will not help u to add WCDMA b8 900 to supported bands, because:
1. Korean submodels probably have no hardware antenna support for this band, which is totally unusable in Korea;
2. U will not be able to flash another submodel's stock to Korean models without root and some rom cooking preparations, flasher just restricts u to flash another submodel's stock;
3. In case u modify another submodel's stock enough to sucesfully flash it to Korean model, but without Korean kernel, modem and specific patches - it will probably softbrick ur device.
Click to expand...
Click to collapse
Thank you for your reply.
I will change my modele by another
So I can confirm that G600L is not only showing the bands but also work with them. Band20 and 3 successfully tested here in Germany. Now if it would be possible to configure VoLTE with T-Mobile or cross-flash the german firmware but still keep the DAC would be perfect for me...
Looks like the Korean version has the most international 4G LTE Bands. The rest of the models in Asia barely have any 4G LTE Bands. Not sure what is used with this. Is the Korean version a dual sim version as well? Anyone have a picture of the box of the Korean version? There is usually a sticker on there that shows which 4G LTE bands are supported on box
---------- Post added at 02:58 PM ---------- Previous post was at 02:54 PM ----------
One more question.. Anyone here that has the Korean version able to tell us if it comes pre-installed with facebook? Do not want a smartphone with Facebook preinstalled that can only be disabled and not uninstalled.
chortya said:
So I can confirm that G600L is not only showing the bands but also work with them. Band20 and 3 successfully tested here in Germany. Now if it would be possible to configure VoLTE with T-Mobile or cross-flash the german firmware but still keep the DAC would be perfect for me...
Click to expand...
Click to collapse
how did you bring up that menu with all the bands? I have the lg h870ds model with hifi dac and 64 gig, but I can't locate the LTE bands to turn them on
Try the same but with 870 instead of 600.
Gesendet von meinem LGM-G600L mit Tapatalk
based on the listed 3g and lte bands, I can assume this will work fine on tmobile us? any downsides?
what for this code *#546368#*600#
and in this menu "field test" is missing..... any one help Please.

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