Xfinity Mobile Data Not Working - Essential Phone Questions & Answers

Hi,
Is anyone else having a problem with Xfinity Mobile data? I can make phone calls, but I can't get any data connection. This was a phone I bought from Sprint, and due to their messed up unlock system, it got relocked, so I manually unlocked it by using this method: https://forum.xda-developers.com/showpost.php?p=75994498&postcount=360
After that, the phone got unlocked successfully. It accepted a TMO sim, and I was able to update to newer firmware. Today, I decided to put it on my Xfinity Mobile line, and I just can't make data work. Any help would be appreciated.
Thank you,

OK. I think I narrowed down the problem. APN setting has VZWINTERNET. It's supposed to be COMCAST.RSLR.VZWENTP based on what I read on the internet. The problem is, I can't edit or add a new APN. I saw someone else talking about this APN setting problem, and his was resolved with the April security patch https://forums.androidcentral.com/e...cant-add-edit-apn-all-sudden-lost-4g-lte.html
I have that security patch already installed, but my problem persists. I can't change APN. Any help would be appreciated.

It's possible Xfinity locks the APN settings or that it has something to do with yours being the Sprint version. I would power the phone down and remove the SIM. Power the phone on with no SIM card and when you are booted up go into settings and reset the network settings. Power down again and insert your Xfinity SIM. That should ensure that the new SIM populates all the network settings.

jhs39 said:
It's possible Xfinity locks the APN settings or that it has something to do with yours being the Sprint version. I would power the phone down and remove the SIM. Power the phone on with no SIM card and when you are booted up go into settings and reset the network settings. Power down again and insert your Xfinity SIM. That should ensure that the new SIM populates all the network settings.
Click to expand...
Click to collapse
Thank you for replying. That did not work. I don't think it's Xfinity. The problem is that APN gets locked to VZW instead of Xfinity's APN, which is why data doesn't work. I can put a TMO sim card in it and it works fine, so I don't know that there is something wrong with the phone itself. If you have any other suggestions, I would appreciate it. I'm desperate to get this working.

goldentequila said:
Thank you for replying. That did not work. I don't think it's Xfinity. The problem is that APN gets locked to VZW instead of Xfinity's APN, which is why data doesn't work. I can put a TMO sim card in it and it works fine, so I don't know that there is something wrong with the phone itself. If you have any other suggestions, I would appreciate it. I'm desperate to get this working.
Click to expand...
Click to collapse
In a Reddit thread, a user says you need to disable Enhanced LTE:
Under Settings > More > Cellular Networks, disable "Enhanced 4G LTE Mode" and set "System select" to "Automatic"
Haven't tried it myself, but I'm thinking of switching to XM and would like to know how this works out for you.

Get your original Xfinity phone factory reset the original Xfinity phone put your Sim in go through activation. This should work for you this also fixes volte on Xfinity If your volte ever gets deactivated. Anyway from what has happened to my other phones sometimes the apn can get changed on the Sim and got carried over somehow. Resetting the original Xfinity phone will bring the Sim settings back to the Sim card thus fixing your apn settings.
(Another way is to use another phone to edit the apn settings)
I also have Xfinity mobile and it's working fine. Just sometimes my apn gets uncheck and I don't know why
If you messed with bands.
Also make sure you go and download hidden settings from the playstore if you messed with your bands and selected American bands you need to select automatic bands if you messed with radio information page settings.
I messed with bands and it caused phone calls to not work.
---------- Post added at 10:08 AM ---------- Previous post was at 09:31 AM ----------
The Sim saves apn settings and I did notice the first time using this essential phone I had 2 options in the apn and I read carefully which one to select. It may have saved the incorrect information to the Sim. I did this once on a Moto phone and I thought if I put Verizon apns instead of Comcasts I could get better speeds. But I caused my data to stop working. I reset the Moto phone and u still had the problems. I looked for the apn for Comcast couldn't find it. Then I thought of either editing the apn using another phone or using the original Xfinity phone. But it does get saved for sure. I ran into this issue before and I'm pretty sure this will resolve the problems.

goldentequila said:
Thank you for replying. That did not work. I don't think it's Xfinity. The problem is that APN gets locked to VZW instead of Xfinity's APN, which is why data doesn't work. I can put a TMO sim card in it and it works fine, so I don't know that there is something wrong with the phone itself. If you have any other suggestions, I would appreciate it. I'm desperate to get this working.
Click to expand...
Click to collapse
Ever get this resolved?

rootnooby said:
Ever get this resolved?
Click to expand...
Click to collapse
Yes. I manually sideloaded Beta Oreo build, even though my phone already had the official OTA Oreo on it. That fixed the connection issue altogether.

goldentequila said:
Yes. I manually sideloaded Beta Oreo build, even though my phone already had the official OTA Oreo on it. That fixed the connection issue altogether.
Click to expand...
Click to collapse
Wow. Glad to hear your issue is resolved. Who would ever think of going back to a beta build from an official build to fix a connection issue! I may try Xfinity mobile in the near future. Thank you.

rootnooby said:
Wow. Glad to hear your issue is resolved. Who would ever think of going back to a beta build from an official build to fix a connection issue! I may try Xfinity mobile in the near future. Thank you.
Click to expand...
Click to collapse
Yea, it was just a desperate move lol. Glad it'll be helpful for others.

I had the worst time making the XFinity mobile work on Android Pie with the October patches in place and finally got it working. Basically, there was no way to edit the APN configuration even with root on the device via actual Android. What I did to fix this was the following...
-Followed the rooting procedure to get TWRP and Fastboot installed
-I then used "Termux" to copy the APN points configuration file to a writable location. In my case I copied the file from "\system\etc\apns-conf.xml" to a "\sdcard\Download". Keep a copy of the original file.
-I then simply copied the file over to my computer and opened it in NotePad++. I did a search for the following string in single quotes: 'carrier="Verizon"\n mcc="311" '
-This should pull up 5 results in the search and you should confirm that each of the lines has the mnc value set to 480, 'mnc="480"'. On each of the sections that came up, I switched the following variables as shown below...
apn="COMCAST.RSLR.VZWENTP"
authtype="0"
protocol="IP"
roaming_protocol="IP"
-Once you have edited the file, copy it to a writable location on the device, like "/sdcard/Download".
-This then requires rebooting into recovery mode with TWRP and you will need to make sure you have encryption and a PIN disabled on your device to make sure you have full access to the device file system.
-Within the main TWRP page, select "Mount" and you will need to have the "System" and "Data" partitions selected.
-Return to the main page and select "Advanced" and then "File Manager".
-Next, locate the original apns-conf.xml that you copied earlier. It should show up as being in "/system/system/apns-conf.xml". Click on that file, and select "chmod 755".
-Next, navigate to where you have the edited apn file located. Copy that file over to replace the apns configuration file at "/system/system/apns-conf.xml". Just make sure you have a backup of that original file before replacing it.
-Finally, reboot your phone into the OS and you should magically have Xfinity mobile working.
This took a lot longer than I wanted to spend getting it working, but I believe this is because of the carrier ID and MCC being shared with Verizon instead of a separate one for XFinity mobile which forces it to default to the first Verizon APN setting which doesn't allow this to work. There are other ways to edit the APN configuration file, however I found it was quickest to do the actual file replacement with TWRP since that gives you full file system root access.

bschaff1 said:
I had the worst time making the XFinity mobile work on Android Pie with the October patches in place and finally got it working. Basically, there was no way to edit the APN configuration even with root on the device via actual Android. What I did to fix this was the following...
-Followed the rooting procedure to get TWRP and Fastboot installed
-I then used "Termux" to copy the APN points configuration file to a writable location. In my case I copied the file from "\system\etc\apns-conf.xml" to a "\sdcard\Download". Keep a copy of the original file.
-I then simply copied the file over to my computer and opened it in NotePad++. I did a search for the following string in single quotes: 'carrier="Verizon"\n mcc="311" '
-This should pull up 5 results in the search and you should confirm that each of the lines has the mnc value set to 480, 'mnc="480"'. On each of the sections that came up, I switched the following variables as shown below...
apn="COMCAST.RSLR.VZWENTP"
authtype="0"
protocol="IP"
roaming_protocol="IP"
-Once you have edited the file, copy it to a writable location on the device, like "/sdcard/Download".
-This then requires rebooting into recovery mode with TWRP and you will need to make sure you have encryption and a PIN disabled on your device to make sure you have full access to the device file system.
-Within the main TWRP page, select "Mount" and you will need to have the "System" and "Data" partitions selected.
-Return to the main page and select "Advanced" and then "File Manager".
-Next, locate the original apns-conf.xml that you copied earlier. It should show up as being in "/system/system/apns-conf.xml". Click on that file, and select "chmod 755".
-Next, navigate to where you have the edited apn file located. Copy that file over to replace the apns configuration file at "/system/system/apns-conf.xml". Just make sure you have a backup of that original file before replacing it.
-Finally, reboot your phone into the OS and you should magically have Xfinity mobile working.
This took a lot longer than I wanted to spend getting it working, but I believe this is because of the carrier ID and MCC being shared with Verizon instead of a separate one for XFinity mobile which forces it to default to the first Verizon APN setting which doesn't allow this to work. There are other ways to edit the APN configuration file, however I found it was quickest to do the actual file replacement with TWRP since that gives you full file system root access.
Click to expand...
Click to collapse
You couldn't cut and paste the file back with a root file manager? Maybe a magisk module? And does this lock you to Verizon?
Sent from my PH-1 using XDA Labs

avd said:
You couldn't cut and paste the file back with a root file manager? Maybe a magisk module? And does this lock you to Verizon?
Sent from my PH-1 using XDA Labs
Click to expand...
Click to collapse
I'm sure there are other ways to get the file back there, but I found my approach to be a quick bypass for other methods of getting root.
Regarding Verizon, It would probably break a Verizon connection for a sim carrier code of 311480. However, since this post is about Xfinity mobile, this is the quick way I got it working. In the future I want to change the priority on the APN configurations which may allow Xfinity mobile and Verizon to play nicely. The issues that have caused this are Android Pie restricting people from changing settings on the phones they own and Xfinity mobile being either too lazy or cheap to commit to their own carrier code and provide that information to manufacturers.

bschaff1 said:
I'm sure there are other ways to get the file back there, but I found my approach to be a quick bypass for other methods of getting root.
Regarding Verizon, It would probably break a Verizon connection for a sim carrier code of 311480.
Click to expand...
Click to collapse
Breaking a Verizon contract for sim carrier code would be a drastic move, considering.. The only money you have to spend is $5 on a Verizon prepaid phone card. Go into a Verizon corporate store and they will give you a sim, ( it's $20 if you don't go to the corporate store)
Sent from my mata using XDA Labs

Related

[GUIDE] Galaxy Tab Network Unlock

**UPDATE**
This method causes your serial number to change to 00000000 (which isn't a problem as such as this isn't currently used for anything) but there is a new method which involves directly hex editing the nv_data.bin file, which may be faster and does not change your serial number. You can find the details here: http://forum.xda-developers.com/showthread.php?t=843323.
**UPDATE**
First up I'll say that I'm not incredibly familiar with Galaxy S firmware changes/modding, and this mostly builds on work done in these areas, so not all these steps may be necessary but they worked for me. If someone can suggest a faster way to do this/unnecessary steps then please go ahead and reply with them!
This unlocked my Network Locked Australian Galaxy Tab and so I assume should work for others.
You should back up your /efs/ folder before you proceed as you may need this to undo if something goes wrong.
*I take no responsibility if something goes wrong!*
Requirements:
Root access
repair_nv_data.zip (from http://forum.xda-developers.com/showpost.php?p=8942669&postcount=94)
Java
Busybox
The Android SDK for ADB, Root Explorer or some similar file system explorer/editor
(If you have US firmware with no Phone software, you may need to flash European firmware as described here: http://forum.xda-developers.com/showthread.php?t=838250 ).
Firstly, on your phone dial *#7465625# and check if the Network Lock is set to [ON], if so then your phone is locked (duh), so continue.
1. Use Superoneclick (http://forum.xda-developers.com/showthread.php?t=812367) to root your phone (the other z4root method may work as well, but this isn't what I used).
2. Either use ADB or some other method to rename or delete (backup first):
/efs/nv_data.bin.md5
/efs/.nv_data.bak
/efs/.nv_data.bak.md5
(I just used Root Explorer to rename them to something else).
3. Restart your phone and then go into the /efs/ directory and see if the 'nv_data.bin.md5' file has been re-created by your phone, as long as it has been created then you can proceed.
4. Go to http://forum.xda-developers.com/showpost.php?p=8942669&postcount=94 and download the repair_nv_data.zip file (the credit for all of this mostly goes to that thread and helroz).
5. Install 'busybox' from the Market. Once you install it, you actually have to run it and properly install it (the Market app is basically an installer) - the files in the above zip have a dependency on this.
6. Extract the above zip to your PC, plug in your Tab in USB debugging mode. Run the Step 2.bat from the extracted file. You may need to allow the script super user access several times. This should copy the /efs/ and a bunch of files into a directory with a french name.
7. Run the Reparation_nv_data.jar file. (You will need Java for this step.) It will prompt you to enter two numbers, which are your pseudo-unlock codes. I entered '11111111' and '11111111' (eight 1's) both times. This rewrites the nv_data.bin file to be simunlocked with these details.
8. Run the Step 4.bat. Your superuser app (the one installed when you rooted using SuperOneClick) will need you to allow each command to have root access so keep an eye on your Tab. You may need to press y/n a few times if you encounter errors. This is uploading the edited nv_data.bin onto your Tab.
This batch file will stop several times and need you to hit a key when it pauses. My Tab rebooted halfway through this batch file - when it did this I waited for it to fully reboot back to the lock screen before pressing a key to make the script continued while the Tab was actually able to respond to its commands.
9. Towards the end of its execution it rebooted a second time. It paused during loading up and had some yellow writing on the screen saying it was updating media (I assume it was rebuilding the nv_data.bin). Leave it for a minute and it will prompt you to reboot/some other options. Just press whatever it wants (home I think) to reboot the phone - you don't want any of the other recovery options.
10. Go into your dialer and put in *#7465625# again and (hopefully) voila! Your phone should no longer be network locked. Try a SIM from a different provider to make sure.
Enjoy!
Edit: I had to go out and actually buy a prepaid SIM to confirm that all was working with a different provider. Attached are screen caps of my Tab on two different networks, as well as the network status screen, making/receiving calls etc. all works on both.
Awesome man, thanks.
This is much better than the 2 month wait we had for Galaxy S unlocking.
Hello, I'm french and i use your post to unlock my Galaxy TAB SFR ''réunion island'' and she is unlock thanks for your AMAZING post for unlock TAB
Ps: For unlock my TAB by SFR REUNION, he tell me 150 Euros.... Vive smithdc & helroz
Works well! I had little trouble running java on windows7. But changing compatibility mode to windowsxp sp3 and check run this program as an administrator solved the problem.
Thanks for easy guide!
tacoda, you mean for running the .jar file? or for installing Java itself? (I assume the former).
Sweeet thx , curious if unlocking the AT&T version has hardware only set to AT&Ts 3G frequencies, so 3g wont work on tmobile or is it capable of running 3g on tmobile with a unlocked AT&T tab?
smithdc said:
tacoda, you mean for running the .jar file? or for installing Java itself? (I assume the former).
Click to expand...
Click to collapse
Running the jar file. I didnt know how to run it.
Sent from my SGH-T959 using XDA App
Does the sim card and/or sd card should or should not be plugged in during the unlocking progress?
It shouldn't make a difference Zeron.Wong.
jay_jay_n said:
Sweeet thx , curious if unlocking the AT&T version has hardware only set to AT&Ts 3G frequencies, so 3g wont work on tmobile or is it capable of running 3g on tmobile with a unlocked AT&T tab?
Click to expand...
Click to collapse
Traditionally, AT&T and T-Mobile hardware used different radios, it was more than just firmware. That's also true on the little brother Galaxy S series, the Vibrant has a different radio than the Captivate (though the Vibrant radio DOES have 1900 band in the hardware, for some reason).
Kudos to smithdc for this awesome guide! I saved a lot of money thanks to him. Congrats again.
Bump, is there any way to sticky/pin this for people?
So your saying if I use this method and install my tmous unlimited sim I can get calls and 3g or do I need a prepaid sim
I'm not sure on how T-Mobile are blocking, but if it IS my IMEI then you would have to use a SIM from a different network.
If they are blocking your IMEI on their network, then you would have to use a SIM from a different network (as a different network, wouldn't be blocking this IMEI number). Changing it to a different SIM on the same network won't help as your IMEI is for the device itself.
I just want to clarify something..
I have a T Mobile Tab and want to use a SIM I have for ATT.
Will I have to flash my device with the EU firmware first in order to get the phone software on it..then do the rest of the unlocking steps?
Assuming thats correct..after unlocking it I then can put my ATT sim card in and it should work for calls and data (Edge only) with not having to tweak any setting at all? Or do I have to set up my wap.cingular connections for the data like on a WM phone on ATT?
And if I want to get back to original out-of-the-box firmware from T Mobile (like if I had to send it in for repair) I just have to flash stock T Mobile firmware and its back completely to original?
Thanks..and wow am I loving this TAB !!!
You'll need to set up your APN data for AT&T, yes.
Thanks for the fast reply. As for the flashing of the EU rom..is that the only/best way so far in order for me T Mobile Tab to get the radio software on it. I was thinking I saw an APK for the radio software someplace but did not know what way was better.
I just want to be 100% sure bfr I take the jump to unlocking and playing with the phone part
thanks
I got a quick couple of questions:
1. If I restore original firmware (Canadian), does it relock my phone?
2. Where can I get the Canadian firmware release? I see EURO and US, but no Canadian.
I read on one of the other threads that sim unlock method also changes your imei number. Is this really case?
clubtech said:
I read on one of the other threads that sim unlock method also changes your imei number. Is this really case?
Click to expand...
Click to collapse
Yes, it will set your IMEI to a bogus one that will get your T-Mobile internet access disabled after 1/2 hour.

[Q] I need help with my touch 3G Tmobile

Hello Everybody ,
Let me shortly describe my problem and maybe some one can help me,
I would like to mention from the beggining that I have read a lot of post and how to's on this forum and on the internet and did not find a solution for my problem.
Here it goes:
I have a MT3G 32B Board unlocked and free to use on which network I want,
I live in Romania,Europe.
I have reseted the phone and now comes the horrible part, I have to sign in or create a google account, I have tried to do both with several sim cards that have data plan available but it did not work at all, it says that I do not have data plan active
I would like also to mention that I cannot get a Tmobile sim to activate the phone ,T-mobile doesn't have a branch in my country.
After a lot of reading I saw that I could skip the google registration if I instal some custom rom's that have this option(please give an example of such a rom), but to do that I need to root my phone,
Rooting the phone requires at some point to acces the phone's menu , what I can not do because I cannot pass the google registration.
So could someone give me a solution for this problem or a link or something how to root or update my androids firmware without accesing the menu????
You need to add the APN settings for whatever carrier your using a SIM card from. From the Google log-in you should be able to press the "Menu" button and access the APN list from there. Google "APN settings *insert carrier here*" and use whatever settings you find.
This is what needs to happen, I just can't remember if you can access the APN list from the sign-in menu with the stock ROM.
If you can't do what DonJuan692006 suggested, then you need to provide the fastboot info.
Also run this command from fastboot mode (back + power).
Code:
fastboot getvar version-main
We can take it from there...
Thaks for the answer, did that But still it doesn't work, I would like to mention that I have copied the exact settings from the phone's from where I got the sim cards with data plan
What carrier are you using and where did you get the APN settings from? (Please provide a link)
I use orange Romania, and I got the setting from a DEsire HD and Motorola milestone from the settings menu, this phones have data plan active
So you pulled the SIM out of one of those phones, put it in your myTouch, copied the APN settings from one of those phone's the the myTouch? Just want to make sure I'm following you.
NO, I have written down first the settings, because if you pull the sim out they do not appear anymore, put the sim in the MT3G, put in manually the APN inside the phone, and that's it , and it does not work.
Did you try rebooting the myTouch after you put in the APN and the SIM card?
DonJuan692006 said:
Did you try rebooting the myTouch after you put in the APN and the SIM card?
Click to expand...
Click to collapse
Yes did that Still it doesn't work
mumilover said:
If you can't do what DonJuan692006 suggested, then you need to provide the fastboot info.
Also run this command from fastboot mode (back + power).
Code:
fastboot getvar version-main
We can take it from there...
Click to expand...
Click to collapse
Here is what I have in fast boot mode and in hard reset
Problem solved , tried diffrent sims and worked , don't know why this worked , but it , thaks verry much for your support , great forum with great members.
Have a nice day!

unlocked and upgraded to 4.5.91 NO DATA :(

Hello guys,
I have a sim unlocked, bootloader unlocked, 4.5.91 gingerbread, AT&T atrix 4g on Fido network in Canada.
I made the apns using the same apns from when i was using .81 but I can not seem to connect via 3g/2g/gprs. The only way to use the internet is via WIFI.
What do you think is the problem?
try a reboot...
I'v rebooted at least 10 times now
did you make a backup?
You can go into your Mobile Settings and do a 'reset to defaults'.. otherwise, if you made a backup of you system file, you can copy 'apns-config.xml' from /System/etc to the same directory on you phone...
I had the same issue, I just did the 'reset to defaults' and got my apns back.. but going to copy my previous apns-config.xml file cus that had custom apns..
hope that helps..
I alread have tried reseting to default and adding the APN's again.
as far as system back ups, I dont have one
You can find the apn settings online, i would create a new apn and put those settings you find in. I had issues with mine, and when I did that, it fixed my problems. I put a link below that has the apn settings.
androidforums.com/htc-inspire-4g/276917-inspire-4g-apn-settings.html
Edit: sorry, I didn't realize you weren't using att...but same idea, just manually set up your apn network
Also, you could have the wrong mobile radio installed. I know that they are set to pick up certain frequencies and that radio might not work on fido.
Sent from my MB860 using XDA Premium App
HungryEel said:
I alread have tried reseting to default and adding the APN's again.
as far as system back ups, I dont have one
Click to expand...
Click to collapse
Hmm.. that is weird, maybe you can pull the apns-config.xml from one of the Bell ROMS or from one of the P-ROMs floating around in Dev section to replace what you have now for APNs... just adb it to /System/etc/ , then reboot and go back into your APN settings to see if doing another reset to defaults will work if they don't show up after the reboot..
DarylT said:
Also, you could have the wrong mobile radio installed. I know that they are set to pick up certain frequencies and that radio might not work on fido.
Sent from my MB860 using XDA Premium App
Click to expand...
Click to collapse
How do I check what radio version I have installed?
as far as icons are concerned, I get H+ icon
Go to about phone in settings and its under baseband version. I had a similar but not same problem, which was solved by resetting the apns as that seemed not to work in your case. I would try to flash a new radio.
Sent from my MB860 using XDA App
N_01.77.30P is my baseband.
How do i flash a new radio? sorry for being such a noob
Ah.
Here is a new radio:
http://briefmobile.com/download-android-2-3-4-gingerbread-for-motorola-atrix-4g
Its at the bottom and for you I would use the .sbf, i have no clue whether this will work with your carrier... If you would prefer a .zip to flash with CWM I can give you one
HungryEel said:
N_01.77.30P is my baseband.
How do i flash a new radio? sorry for being such a noob
Click to expand...
Click to collapse
I have the same problems after 2 day of 4.5.91 update I loss the complete data conection, any apn that I usualy use work, I dont have any idea to solver the problems, work only for wifi, I use a diferent radios and is not solver the problem. I have a atrix AT&T root + bl unlock + 4.5.91 + 30p radio.
Here's a CWM zip file of ton of APNs. Just install and go to your APN list and reset to default. If it's an APN issue. As far as radio, not sure which you need for your area. http://api.viglink.com/api/click?format=go&drKey=1359&loc=http%3A%2F%2Fforum.xda-developers.com%2Fshowthread.php%3Ft%3D1189497&v=1&libid=1313370618834&out=http%3A%2F%2Fwww.multiupload.com%2FXW7FT9N3Z4&ref=http%3A%2F%2Fforum.xda-developers.com%2Fforumdisplay.php%3Ff%3D997&title=%5BROM%5D%20CHERRY%CF%80%20%26%20%CF%80CRUST%20v0.7%20%5BAT%26T%5D%20%5BINTL%5D%20%5BGB%5D%20%5BD3%20Camera%20w%2F%201080p%5D%20-%20xda-developers&txt=%3CFONT%20size%3D5%3ELarger%20APN%20List%20from%20v0.3%3C%2FFONT%3E&jsonp=vglnk_jsonp_13133705901661
Is not a APN problem, i dont know why but i loss the data connection after upgrade and BL unlock...
if anybody has a solution, please, post it.
Thx
You can get the bell radio from this thread (fruitcakes)
http://forum.xda-developers.com/showthread.php?t=1163009
Make sure that you are using the correct kernel for your phone.
Lastly, these are the fido APN settings I use; they work as a single APN.
name
Fido Internet
apn
internet.fido.ca
proxy
not set
port
not set
username
fido
password
fido
server
not set
mmsc
http://mms.fido.ca
mms proxy
205.151.011.013
mms port
not set
mcc
302
mnc
370
authentication type
not set
apn type
not set
Just a (possibly) stupid question, but after you reset to default and input your apn settings, are you clicking on it so that it is highlighted in green?
If all of that doesn't work, I would try re-flashing whichever rom you are using through CWM recovery and see what happens.

SM-G900V 6.0.1 Custom Rom verizon mobile data not working, custom APNs disappear

Searching the forums i've found scattered reports of similar issues but only one possible solution. The fix seemed to work for a few minutes but now can no longer get to work.
Unlocked bootloader and installed vincom's superlite 6.0.1 rom from https://forum.xda-developers.com/ga...-superlite-mini-mm-v1-0-361mb-g900w8-t3497158. Also flashed the 6.0.1 QL1_MODEM_NON-HLOS and QL1_MODEM from https://forum.xda-developers.com/verizon-galaxy-s5/development/modem-modems-t3154630. Everything seems to work except mobile data. Phone calls can be placed and received with no problem. Text messages can be received but not sent.
Viewed the Access Point Names (cannot be accessed through the normal settings menu but accessible using the Change Apn app) and can see a variety of Verizon APNs with possibly outdated information (MCC 311 MNC 480)? Attempted to create a new APN using instructions at https://forum.xda-developers.com/showpost.php?p=61262681&postcount=3 and info at https://bestmvno.com/apn-settings/verizon-wireless-apn-settings/ While the APN disappeared, as do any of the other options when the MCC and MNC is changed, the new settings still show up in /data/data/com.android.settings/shared_prefs/com.android.settings_preferences.xml (as mentioned in https://android.stackexchange.com/qu...ved-in-android)
The first time I created the new APN the LTE icon showed up and i was able to view websites using mobile data and receive text messages. 10 minutes later tried to send a text message and it failed, then noticed that no mobile data was working again. Have tried repeating the previous steps, but still no luck.
Any help is greatly appreciated
0graham0 said:
Searching the forums i've found scattered reports of similar issues but only one possible solution. The fix seemed to work for a few minutes but now can no longer get to work...
Click to expand...
Click to collapse
There's a few things to try to get the APN populated because the APN's are, typically, updated via the Verizon Network.
1) Sometimes if you Toggle the "Preferred network type to/from Global to LTE and restart the device, this sometimes will help with the APN's to get refreshed/updated.
2) I've got Net10 on my G900V and I have had to perform a Chat Session with the Net10 Support people (because I've had better luck with chat versus calling. That's your choice) and asked them if they can perform a Network Refresh for my device on the Verizon Towers. They may ask me to check one or two things that I usually respond with it looks good to get them to do the Network Refresh.
I hope one of these works for you and that I had explained this okay via text.
Good Luck!
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I DO NOT provide support via PM unless asked/requested by myself. PLEASE keep it in the threads where everyone can share.
Ibuprophen said:
There's a few things to try to get the APN populated because the APN's are, typically, updated via the Verizon Network.
1) Sometimes if you Toggle the "Preferred network type to/from Global to LTE and restart the device, this sometimes will help with the APN's to get refreshed/updated.
Click to expand...
Click to collapse
Thanks, they've also hidden the network mode settings menu on this version, i'm currently looking up how to change the setting.
0graham0 said:
Thanks, they've also hidden the network mode settings menu on this version, i'm currently looking up how to change the setting.
Click to expand...
Click to collapse
The ability to access that specific setting is dependent upon the Firmware ROM installed. The Firmware would have to be developed with this feature.
This should be asked within the "Vincom's Superlite ROM" Thread.
Maybe they have this specific setting located elsewhere on your device...
~~~~~~~~~~~~~~~
I DO NOT provide support via PM unless asked/requested by myself. PLEASE keep it in the threads where everyone can share.
Thanks, as far as I understand it's a debloated version of the official Verizon 6.0.1 rom, i believe the same settings are hidden on the official version of the rom too. thanks again
0graham0 said:
Thanks, as far as I understand it's a debloated version of the official Verizon 6.0.1 rom, i believe the same settings are hidden on the official version of the rom too. thanks again
Click to expand...
Click to collapse
I'm not 100% sure regarding the Stock Firmware because I haven't had it on my G900V in quite a long time.
I've got 2 of them and 1 Has CyanogenMod and the other has LineageOS.
If memory serves me correctly (with a lost mind... LOL!) I believe that you may be able to access these options using one of the specific Dialer Codes but, I can't remember what any of them are.
As I had stated before, your best bet is to obtain some member guidance within the Firmware thread your using.
I wish you the best of luck!
~~~~~~~~~~~~~~~
I DO NOT provide support via PM unless asked/requested by myself. PLEASE keep it in the threads where everyone can share.
0graham0 said:
Searching the forums i've found scattered reports of similar issues but only one possible solution. The fix seemed to work for a few minutes but now can no longer get to work.
Unlocked bootloader and installed vincom's superlite 6.0.1 rom from https://forum.xda-developers.com/ga...-superlite-mini-mm-v1-0-361mb-g900w8-t3497158. Also flashed the 6.0.1 QL1_MODEM_NON-HLOS and QL1_MODEM from https://forum.xda-developers.com/verizon-galaxy-s5/development/modem-modems-t3154630. Everything seems to work except mobile data. Phone calls can be placed and received with no problem. Text messages can be received but not sent.
Viewed the Access Point Names (cannot be accessed through the normal settings menu but accessible using the Change Apn app) and can see a variety of Verizon APNs with possibly outdated information (MCC 311 MNC 480)? Attempted to create a new APN using instructions at https://forum.xda-developers.com/showpost.php?p=61262681&postcount=3 and info at https://bestmvno.com/apn-settings/verizon-wireless-apn-settings/ While the APN disappeared, as do any of the other options when the MCC and MNC is changed, the new settings still show up in /data/data/com.android.settings/shared_prefs/com.android.settings_preferences.xml (as mentioned in https://android.stackexchange.com/qu...ved-in-android)
The first time I created the new APN the LTE icon showed up and i was able to view websites using mobile data and receive text messages. 10 minutes later tried to send a text message and it failed, then noticed that no mobile data was working again. Have tried repeating the previous steps, but still no luck.
Any help is greatly appreciated
Click to expand...
Click to collapse
Another thing to try is find the boot image from the original rom and flash that. I do believe that requires a custom recovery like twrp. Is their a specific reason youre not using something like LineageOS or Candy Rom? They both have Android Oreo 8.1 versions available.

Deleteing ModemSt 1,2 Failed

Having some issues with restoring my service. I'm rooted on Lineage 15.1. I can not edit the apn settings that were preloaded. I have spotty 4G and never cell service. I've been told deleting my modemst1 and modemst2 files that it will force the modem settings to be re-written as per new sim card settings. When i try fastboot delete modemst1 or 2 i get "Failed cannot erase in an unlocked state". So i locked the bootloader back up and tried again and this time i get "Failed cannot erase in a locked state". What would be the proper way to delete these settings? How else may i restore my data+phone service?
You should not need to delete those files and I'd recommend leaving them alone. If those are files outside the data and system partitions, screwing up those partitions will require you to flash stock image with LGs software restore, which can be a ***** to get going if you're not too familiar in dealing with the quirks to getting everything done right and successfully flash stock images. You'll pull some hairs out for sure.
Have you tried simply resetting the APN to default? When you do, you should get a long list of potential carriers and you can then select the Tmobile APN from it. But I avoid that process altogether and simply created a new APN using Tmobile info even with having an active Metro SIM installed.
You should get some service even if 3G only. It may just be your area isn't too great for Tmos 4G. But no service or data at all is usually due to bad SIM, incorrect APN settings, or modified/corrupt phone data. If you've tinkered with those other modem partitions in recovery or fastboot, you might as well plan to take a few hours to find all the files you'll need and set up the programs on your PC to prepare and flash LG stock image because LG restore is the only way you'll get to rewrite those untouchable phone partitions with the correct hardcoded phone data.
That is exactly what i am trying to do actually. My K20 was granted Permanent unlock years ago, It doesnt ask for a unlock pin with new sims. However no matter how many times i reset the APN's, I only can connect via 4G. I do not have Voice Service. I need to restore the stock image. Which i have i had a MP260, I have flashed the TP260 stock image successfully, I am even running LOS 15.1 without any issues other than i can not make calls.
mario0318 said:
You should not need to delete those files and I'd recommend leaving them alone. If those are files outside the data and system partitions, screwing up those partitions will require you to flash stock image with LGs software restore, which can be a ***** to get going if you're not too familiar in dealing with the quirks to getting everything done right and successfully flash stock images. You'll pull some hairs out for sure.
Have you tried simply resetting the APN to default? When you do, you should get a long list of potential carriers and you can then select the Tmobile APN from it. But I avoid that process altogether and simply created a new APN using Tmobile info even with having an active Metro SIM installed.
You should get some service even if 3G only. It may just be your area isn't too great for Tmos 4G. But no service or data at all is usually due to bad SIM, incorrect APN settings, or modified/corrupt phone data. If you've tinkered with those other modem partitions in recovery or fastboot, you might as well plan to take a few hours to find all the files you'll need and set up the programs on your PC to prepare and flash LG stock image because LG restore is the only way you'll get to rewrite those untouchable phone partitions with the correct hardcoded phone data.
Click to expand...
Click to collapse
What i was trying to say was that i agree with you. I am not trying to mess with those individually. My apn settings have gotten mixed up. I am connecting to cell towers, but i do not have voice service. . SO i am trying to fix those completely.
So you have data service and can access the web and whatnot with 4G speeds, not cannot make or receive calls and text messages?
Correct. I can however check my voicemail successfully from the device.
mario0318 said:
You should not need to delete those files and I'd recommend leaving them alone. If those are files outside the data and system partitions, screwing up those partitions will require you to flash stock image with LGs software restore, which can be a ***** to get going if you're not too familiar in dealing with the quirks to getting everything done right and successfully flash stock images. You'll pull some hairs out for sure.
Have you tried simply resetting the APN to default? When you do, you should get a long list of potential carriers and you can then select the Tmobile APN from it. But I avoid that process altogether and simply created a new APN using Tmobile info even with having an active Metro SIM installed.
You should get some service even if 3G only. It may just be your area isn't too great for Tmos 4G. But no service or data at all is usually due to bad SIM, incorrect APN settings, or modified/corrupt phone data. If you've tinkered with those other modem partitions in recovery or fastboot, you might as well plan to take a few hours to find all the files you'll need and set up the programs on your PC to prepare and flash LG stock image because LG restore is the only way you'll get to rewrite those untouchable phone partitions with the correct hardcoded phone data.
Click to expand...
Click to collapse
mario0318 said:
So you have data service and can access the web and whatnot with 4G speeds, not cannot make or receive calls and text messages?
Click to expand...
Click to collapse
I wouldnt come to think that being able to call your VM and have mobile data that the issue is your APN. If anything it would be proof that it's set up properly. If you can call your voicemail, which is a phone number, that means your phone should be able to make calls. There's no reason it would deny making or receiving calls because the very fact you can access VM mobile data means your phones cell radio is working and connected to a tower.
The issue may actually be between the phone and the carrier. You mentioned you've switched out several SIM cards to test the phone right? Is it possible the carrier needs to activate or register your phone on their end to establish full features? I've known of similar issues when switching phones using the same SIM where data and some telephony is immediately available but limited in some way, like being able to make calls but not text, or able to receive texts but not send while being able to make and receive calls. Or able to send and receive calls and text but no data.
Just curious, can you post what your current APN settings are?
I tried to get a good screenshot of my apns. They were locked and i couldn't add either. I am starting to think the problem maybe that i had a SIM card installed when i flashed the OS.
mario0318 said:
I wouldnt come to think that being able to call your VM and have mobile data that the issue is your APN. If anything it would be proof that it's set up properly. If you can call your voicemail, which is a phone number, that means your phone should be able to make calls. There's no reason it would deny making or receiving calls because the very fact you can access VM mobile data means your phones cell radio is working and connected to a tower.
The issue may actually be between the phone and the carrier. You mentioned you've switched out several SIM cards to test the phone right? Is it possible the carrier needs to activate or register your phone on their end to establish full features? I've known of similar issues when switching phones using the same SIM where data and some telephony is immediately available but limited in some way, like being able to make calls but not text, or able to receive texts but not send while being able to make and receive calls. Or able to send and receive calls and text but no data.
Just curious, can you post what your current APN settings are?
Click to expand...
Click to collapse
use gravity box for whatever version and change carrier stuff i did ive hacked hotspot for 10 and a few other things this should help try project fi apn after
ecompton59 said:
use gravity box for whatever version and change carrier stuff i did ive hacked hotspot for 10 and a few other things this should help try project fi apn after
Click to expand...
Click to collapse
GravityBox on the LG K20 Plus, I believe for both stock rom and Lineage has compatibility issues with the framework advanced tuning feature where it crashes the app and pretty much makes all of the settings in your screenshot inaccessible.
If you're on Lineage and you can't edit or simply add APNs, there's a bigger problem than just carrier operability. You should be able to at least create a new APN, editing of the existing default one is normally restricted but that's about it.
Maybe try doing a clean flash. An assuredly clean flash, like maybe flash LG stock image with clean partitions and device files, reinstall recovery and install LOS 15.1, magisk, gapps. Don't tinker with any modem or system files in between. If that works, great. If not, you'd at least have a clean system to work with modifying the apn config file and no run around chasing after a problem with fixes left and right with no luck fixing the actual problem.
some settings but not mtu preferred apn speeds net up and h2g2 project fi apn 3x speed

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