G977U, how can I lock to a LTE band and set PS only? - Samsung Galaxy S10 5G Questions & Answers

Bought this phone from VZW. After network is unlocked, changed CSC from VZW to GCF, with *#272*IMEI-NUMBER#. I like to lock it to a certain LTE band and do PS only. But found I can't access the service mode to make the change. It only takes *#0011# to display the information. I was told it's because the engineering mode is not enabled on the phone. Is that true? How to enable the engineering mode?

smart5Gota said:
Bought this phone from VZW. After network is unlocked, changed CSC from VZW to GCF, with *#272*IMEI-NUMBER#. I like to lock it to a certain LTE band and do PS only. But found I can't access the service mode to make the change. It only takes *#0011# to display the information. I was told it's because the engineering mode is not enabled on the phone. Is that true? How to enable the engineering mode?
Click to expand...
Click to collapse
You can use this app: apkpure.com/vn/network-mode/com.ather.networkmode. I'm using s10 5G verizon like you and i switched to GCF and had the same problem, and this app solved it, it is an old app so it has no 5G option and just ignore the mesage this app was build bla bla bla...
I'm from Vietnam by the way!
---------- Post added at 12:48 PM ---------- Previous post was at 12:26 PM ----------
I wonder if you get the OTA after changed the CSC, I can't and I have to use ODIN to update and it's not convenient at all, I want to get back to VZW CSC to get the OTA back but *#272*IMEI-NUMBER# is no more exist. Does anyone know how to get VZW CSC back? Please help me. Software Version: QP1A.190711.020.G977UVRU4BTB2 February 2020. Thanks!

gethigh1235 said:
You can use this app: apkpure.com/vn/network-mode/com.ather.networkmode. I'm using s10 5G verizon like you and i switched to GCF and had the same problem, and this app solved it, it is an old app so it has no 5G option and just ignore the mesage this app was build bla bla bla...
I'm from Vietnam by the way!
---------- Post added at 12:48 PM ---------- Previous post was at 12:26 PM ----------
I wonder if you get the OTA after changed the CSC, I can't and I have to use ODIN to update and it's not convenient at all, I want to get back to VZW CSC to get the OTA back but *#272*IMEI-NUMBER# is no more exist. Does anyone know how to get VZW CSC back? Please help me. Software Version: QP1A.190711.020.G977UVRU4BTB2 February 2020. Thanks!
Click to expand...
Click to collapse
Thanks!
I'll try that.
I changed CSC to get 5G in other network. But haven't tried OTA yet.

smart5Gota said:
Bought this phone from VZW. After network is unlocked, changed CSC from VZW to GCF, with *#272*IMEI-NUMBER#. I like to lock it to a certain LTE band and do PS only. But found I can't access the service mode to make the change. It only takes *#0011# to display the information. I was told it's because the engineering mode is not enabled on the phone. Is that true? How to enable the engineering mode?
Click to expand...
Click to collapse
This app lets you lock 5G/LTE/4G/3G/2G bands on most Samsung phones running the latest One UI software (no root required!):
https://www.reddit.com/r/samsung/comments/g49ocr/app_samsung_band_selection_app/

rayw_xda said:
This app lets you lock 5G/LTE/4G/3G/2G bands on most Samsung phones running the latest One UI software (no root required!):
https://www.reddit.com/r/samsung/comments/g49ocr/app_samsung_band_selection_app/
Click to expand...
Click to collapse
really? post the play store link next time
https://play.google.com/store/apps/details?id=com.ray.samsungbandselection

Related

note 4 sm910T network issue

hi guys i have note 4 sm910T T-mobile i bought it used uts unlock i live in jordan middle east the problem when i update it to marshmallow its connect to 4g but no internet like i show me 4g but there is no iinternet it wont connect to 3g at all even if i put it to wcdma only its still show 4g inside my house it only connect 2g if i put 4g the network it goes off and when i search for network it give me error but when i bough it first time it was connecting to 4g normal i even download the software by my data and yes i still have 2gb data so whats wrong any help please?
Try flashing a different modem.
You can download stock firmware from www.sammobile.com and extract out whichever modem you need. Flash it via oden.
Or look at the Note 4 subforums for a list of individual modems posted.
---------- Post added at 05:11 PM ---------- Previous post was at 05:10 PM ----------
Btw, I had a hard time reading your post.
Was that one long sentence?
CZ Eddie said:
Try flashing a different modem.
You can download stock firmware from www.sammobile.com and extract out whichever modem you need. Flash it via oden.
Or look at the Note 4 subforums for a list of individual modems posted.
---------- Post added at 05:11 PM ---------- Previous post was at 05:10 PM ----------
Btw, I had a hard time reading your post.
Was that one long sentence?
Click to expand...
Click to collapse
english not my first language can u plz send me link for the modem ? and would that block my sim card? cuz its t-mobile and and its sim unlock my phone note 4 sm 910t
soqrates666 said:
english not my first language can u plz send me link for the modem ? and would that block my sim card? cuz its t-mobile and and its sim unlock my phone note 4 sm 910t
Click to expand...
Click to collapse
https://forum.xda-developers.com/note-4/general/snapdragon-note4-modem-bootloader-t3273816
i have odin these files now i start to get 4g sgin in my house and its connected to my network carrier but yet i cant get internet or make phone calles unless i change it to 2g
soqrates666 said:
i have odin these files now i start to get 4g sgin in my house and its connected to my network carrier but yet i cant get internet or make phone calles unless i change it to 2g
Click to expand...
Click to collapse
update to latest stock firmware from sammobile, check your phone case, check for bad sim cards pins, check the setting for apn, do the network reset and then do the apn factory reset try again with right apn
zfk110 said:
update to latest stock firmware from sammobile, check your phone case, check for bad sim cards pins, check the setting for apn, do the network reset and then do the apn factory reset try again with right apn
Click to expand...
Click to collapse
i did all of that still no luck .. is it possible to downgraded from 6.0.1 to 5.1.1 sm910t if yes can u tell me how
soqrates666 said:
i did all of that still no luck .. is it possible to downgraded from 6.0.1 to 5.1.1 sm910t if yes can u tell me how
Click to expand...
Click to collapse
yes you can downgrade 6.0.1 on 910t
download from here
https://www.sammobile.com/firmwares/galaxy-note4/SM-N910T/
then use the odin to flash it
here the video
https://www.youtube.com/watch?v=HVLyjeqPtn0

Need Help! VZW/XAA/VZW

Hello,
I have a Verizon phone with baseband N950USQU4CRF3 but my Service provider SW Ver. shows VZW/XAA/VZW instead of VZW/VZW/VZW.
Is there a way to go back to original VZW/VZW/VZW? Would simply flashing stock Verizon firmware in Odin resolve this?
Thanks in advance.
dwalkingdead said:
Hello,
I have a Verizon phone with baseband N950USQU4CRF3 but my Service provider SW Ver. shows VZW/XAA/VZW instead of VZW/VZW/VZW.
Is there a way to go back to original VZW/VZW/VZW? Would simply flashing stock Verizon firmware in Odin resolve this?
Thanks in advance.
Click to expand...
Click to collapse
Why does it matter?
- R. Kruse Ludington
Galaxy Note 8<-5<-3<-S3<-Nexus; Droid X; HTC HD2<-Touch Pro 2<-Tilt<-8525; O2 XDA II<-XDA; Motorola StarTac
KruseLudsMobile said:
Why does it matter?
- R. Kruse Ludington
Galaxy Note 8<-5<-3<-S3<-Nexus; Droid X; HTC HD2<-Touch Pro 2<-Tilt<-8525; O2 XDA II<-XDA; Motorola StarTac
Click to expand...
Click to collapse
Yes, it does matter. At current state, I cannot send or receive MMS messages. The one difference I found is in the Mobile Networks menu. VZW/XAA/VZW does not have option to choose between LTE/CDMA or global in preferred network mode as in Verizon version. I have preferred network mode as CDMA/EDVO/GSM/WCDMA. The weird thing is that although this option is automatically chosen, all the other options which I can manually choose are for only GSM and none for CDMA.
Go to the carrier switching thread and follow the instructions there. That will fix it no problem.
Are you sure? I thought I cant do carrier switching because my bootloader is v4. Also, it doesnt have combination file for v4.
Mr. Orange 645 said:
Go to the carrier switching thread and follow the instructions there. That will fix it no problem.
Click to expand...
Click to collapse
Are you sure? I thought I cant do carrier switching because my bootloader is v4. Also, it doesnt have combination file for v4.
dwalkingdead said:
Are you sure? I thought I cant do carrier switching because my bootloader is v4. Also, it doesnt have combination file for v4.
Click to expand...
Click to collapse
Gotcha. If there's no combination file for v4 then you probably can't do it. Sorry, it's been a minute since I did any carrier switching.
I have this same issue on my VZW note 8 vzw/xaa/vzw and I cannot get volte to work. I've tried flashing the CRID update several times but it didn't work.
I was able to get the SIM card trick to work for me on my Note 8 as well. I have redpocket and prior to doing the sim card trick I did not have VoLTE. Now I do. It's too bad that this is majorly inconvenient and it won't stick after a reboot, by the sounds of it. I haven't tried yet. I may just tape the sim to the back of my phone or inside my case. Also, on my Note 8 prior to this, I was seeing vzw/xaa/vzw and now it has the vzw/vzw/vzw CSC with the RP sim in. I'm hoping that there is another way to fix this but at least I have a work around.
sixtythreechevy said:
I was able to get the SIM card trick to work for me on my Note 8 as well. I have redpocket and prior to doing the sim card trick I did not have VoLTE. Now I do. It's too bad that this is majorly inconvenient and it won't stick after a reboot, by the sounds of it. I haven't tried yet. I may just tape the sim to the back of my phone or inside my case. Also, on my Note 8 prior to this, I was seeing vzw/xaa/vzw and now it has the vzw/vzw/vzw CSC with the RP sim in. I'm hoping that there is another way to fix this but at least I have a work around.
Click to expand...
Click to collapse
What and how is SIM trick done?
dwalkingdead said:
What and how is SIM trick done?
Click to expand...
Click to collapse
Get a Verizon SIM
Insert said SIM and reboot when prompted.
Go into emergency mode, hold power and select emergency mode
Once in emergency mode, remove Verizon SIM and insert RP SIM.
Check CSC and network mode, should say vzw/vzw/vzw and LTE/CDMA for network
Final verification test, place a call while on 4g, you should have simultaneous 4g data and VoLTE call.
If phone reboots, it will revert network to previous erroneous network and CSC settings which do not allow VoLTE and simultaneous data. Repeat all above steps after said reboot.
sixtythreechevy said:
Get a Verizon SIM
Insert said SIM and reboot when prompted.
Go into emergency mode, hold power and select emergency mode
Once in emergency mode, remove Verizon SIM and insert RP SIM.
Check CSC and network mode, should say vzw/vzw/vzw and LTE/CDMA for network
Final verification test, place a call while on 4g, you should have simultaneous 4g data and VoLTE call.
If phone reboots, it will revert network to previous erroneous network and CSC settings which do not allow VoLTE and simultaneous data. Repeat all above steps after said reboot.
Click to expand...
Click to collapse
thank you for this info. Glad that there is some kind of solution.
I always thought the problem was because I once flashed to unlocked firmware and reverted back to original Verizon firmware. But this solution proves that the problem is due to changes in firmware upgrade to higher Oreo version. Basically, we are stuck in this mode because we can not go back to previous version firmware.
dwalkingdead said:
thank you for this info. Glad that there is some kind of solution.
I always thought the problem was because I once flashed to unlocked firmware and reverted back to original Verizon firmware. But this solution proves that the problem is due to changes in firmware upgrade to higher Oreo version. Basically, we are stuck in this mode because we can not go back to previous version firmware.
Click to expand...
Click to collapse
Yup I came to the same conclusion. It seems something is a miss with Verizon Oreo and MVNOs. My dad has this issue with Straight Talk.
Sent from my SM-N950U using Tapatalk
I updated to Pie and now I can't even use the SIM card trick as VoLTE doesn't work apparently. The Advanced Calling option is still there. I hate you Verizon.

VoLTE doubts on SM-N960U1

Firstly I own a Samsung note 9 Unlocked SM-N960U1
I saw some threads about using the IMS menu to change it
But I couldn't open it as I was on oreo
I saw an app and was able to open the following:
[LINK]https://i.imgur.com/HHniykj.jpg[/LINK]
Is it the IMS menu?
Then when I checked my phones IMS Service status
It showed the following:
[LINK]https://i.imgur.com/97IfSn0.jpg[/LINK]
When I checked the IMS Status of a phone that supports VoLTE
It says that IMS is registered and all others are unavailable except VoLTE and video calling
When I talked with customer care that volte doesn't work but you can use Airtel or other ISP than jio to make calls
I need a way to use VoLTE on my phone without root and bootloader unlock (as it is not possible to do both on a snapdragon Samsung device)
I have kept the image links like above as this is my first post and I am not able to add attachments
DivyatejaPasupuleti said:
Firstly I own a Samsung note 9 Unlocked SM-N960U1
I saw some threads about using the IMS menu to change it
But I couldn't open it as I was on oreo
I saw an app and was able to open the following:
[LINK]https://i.imgur.com/HHniykj.jpg[/LINK]
Is it the IMS menu?
Then when I checked my phones IMS Service status
It showed the following:
[LINK]https://i.imgur.com/97IfSn0.jpg[/LINK]
When I checked the IMS Status of a phone that supports VoLTE
It says that IMS is registered and all others are unavailable except VoLTE and video calling
When I talked with customer care that volte doesn't work but you can use Airtel or other ISP than jio to make calls
I need a way to use VoLTE on my phone without root and bootloader unlock (as it is not possible to do both on a snapdragon Samsung device)
I have kept the image links like above as this is my first post and I am not able to add attachments
Click to expand...
Click to collapse
You need to flash carrier firmware to get WiFi calling and VoLTE working. The only carrier that supports WiFi calling and VoLTE on the U1 firmware is T-Mobile. I'm assuming you're on Verizon or ATT?
I am in India and I have an N960U1
So flashing is also not possible
DivyatejaPasupuleti said:
I am in India and I have an N960U1
So flashing is also not possible
Click to expand...
Click to collapse
Ok then it probably won't work in India. You need the international N960F model.
Mr. Orange 645 said:
Ok then it probably won't work in India. You need the international N960F model.
Click to expand...
Click to collapse
Even with the f model I seem to be unable to get this working. Says 'permission denied'. I have root as well and have done the firmware flash obv..
If you have an f model why did u have to root it.It is supposed to work directly also
I'm in the same situation now. Not able to use Jio. Were you able to fix this issue?
I own a N960U1 and I'm in south America, I can use VoLTE with my current network provider with no issue. Only problem is the VoLTE option disappears whenever I get updates here in south America. Last update I was in Canada connected to Tellus network and the option appeared back. Same happened in past December when I was in US connected to ATT network, VoLTE appeared back in settings after update, next update I was back in home and no VoLTE after. How do I keep that option whenever I update phone in south America? I've already tried updating with no sim, no network connection, airplane mode ON and location disabled, it didn't work. My guesses are phone takes info from last network it was connected to and then enables/disables options based on this.
Vinu198 said:
I'm in the same situation now. Not able to use Jio. Were you able to fix this issue?
Click to expand...
Click to collapse
In fact i kept the phone aside for 2 months as it wasn't compatible with Jio.
I started using with Jio using jio voice calling app 2days ago.
I was on April security patch.
I've updated it to May version last night, after updating, VoLTE started working. I was surprised.
Now there's another update showing up but am hesitant to update.
Check my screenshot i posted as attachment.
Flash April version, start using via jiocall app then update to May version if you are still having issues.
Thanks for the response. With lost of research I found a solution which worked for me.
Just changed the country in Google play store to India and restarted my phone and Voila, there appeared my VoLTE sign on top and able to use it like a regular sim card. I'm going with all the updates and no issues.
Hey,
As per the image image attached, the firmware you are talking about is U1 ATT May Update . Is that correct ?
Currently I am on April U1 update without carrier and going through the same problem(Jio Sim and No VOLTE , so cannot make voice calls)
Where can I get May Firmware for U1 ATT .
Thanks in Advance.
nimms said:
In fact i kept the phone aside for 2 months as it wasn't compatible with Jio.
I started using with Jio using jio voice calling app 2days ago.
I was on April security patch.
I've updated it to May version last night, after updating, VoLTE started working. I was surprised.
Now there's another update showing up but am hesitant to update.
Check my screenshot i posted as attachment.
Flash April version, start using via jiocall app then update to May version if you are still having issues.
Click to expand...
Click to collapse
shahpratik said:
Hey,
As per the image image attached, the firmware you are talking about is U1 ATT May Update . Is that correct ?
Currently I am on April U1 update without carrier and going through the same problem(Jio Sim and No VOLTE , so cannot make voice calls)
Where can I get May Firmware for U1 ATT .
Thanks in Advance.
Click to expand...
Click to collapse
Am on U1 (unlocked firmware not ATT)
https://samdb.org/model/SM-N960U1/region/XAA/ download here
nimms said:
Am on U1 (unlocked firmware not ATT)
https://samdb.org/model/SM-N960U1/region/XAA/ download here
Click to expand...
Click to collapse
Hey, so my phone was in April update U1 Unlocked , and upon checking for updates it showed me 800MB of update of N960U1EU2CSH2 . After a more researching , I just took the leap of faith and updated the phone and wolah, VOLTE and WIFI Calling Enabled. So I Guess the later updates after May are working well and they have not removed the functionality.
I can also conclude this carrier bloat slowed down the phone like crazy with the Lag and now the phone is soo smooth and responsive without it.
Thank You again for the Prompt Reply.

Xfinity Mobile IMEI not compatible

Afternoon Folks,
As many of you may know Xfinity just started supporting Android devices, specifically S8/S9/Note9/10/etc. I've been looking for a reason to switch from Verizon's higher cost points, and since Xfinity uses Verizons towers, and I already have Xfinity I figured I'll bundle them all together.
Yesterday, I wandered into an Xfinity store to get a sim card, and when they entered my IMEI, it returned with a "IMEI error - Hardware not compatible" error and was told they wouldn't be able to give me a sim. Now, I'm fairly confident that if I got my hands on a SIM, it'd work without issue.
Does anyone have any idea why my IMEI would come back as not compatible? It's an original phone that I purchased last August on release day. It's is an Unlocked Note 9 SM-N960U currently on the Verizon network, and hasn't been refurbished, or even dropped for that matter.
I'd really prefer not to go out and purchase a new phone just to use on their network. I have thrown around the idea of swapping my wife and I's phones (she has a S9), taking it in there and having them give me a SIM then just swapping it, but that sounds like a lot of work.
Any other suggestions would be greatly appreciated!
Thanks,
Paul
pdub517 said:
Afternoon Folks,
As many of you may know Xfinity just started supporting Android devices, specifically S8/S9/Note9/10/etc. I've been looking for a reason to switch from Verizon's higher cost points, and since Xfinity uses Verizons towers, and I already have Xfinity I figured I'll bundle them all together.
Yesterday, I wandered into an Xfinity store to get a sim card, and when they entered my IMEI, it returned with a "IMEI error - Hardware not compatible" error and was told they wouldn't be able to give me a sim. Now, I'm fairly confident that if I got my hands on a SIM, it'd work without issue.
Does anyone have any idea why my IMEI would come back as not compatible? It's an original phone that I purchased last August on release day. It's is an Unlocked Note 9 SM-N960U currently on the Verizon network, and hasn't been refurbished, or even dropped for that matter.
I'd really prefer not to go out and purchase a new phone just to use on their network. I have thrown around the idea of swapping my wife and I's phones (she has a S9), taking it in there and having them give me a SIM then just swapping it, but that sounds like a lot of work.
Any other suggestions would be greatly appreciated!
Thanks,
Paul
Click to expand...
Click to collapse
is your device locked?
bober10113 said:
is your device locked?
Click to expand...
Click to collapse
I flashed the Verizon firmware on it to get the HD video calling but that's it. It's not blacklisted. Not sure what you mean by locked.
pdub517 said:
I flashed the Verizon firmware on it to get the HD video calling but that's it. It's not blacklisted. Not sure what you mean by locked.
Click to expand...
Click to collapse
carrier locked and payed off or still in lease?
bober10113 said:
carrier locked and payed off or still in lease?
Click to expand...
Click to collapse
I bought it outright from Amazon unlocked, would it be beneficial to reflash it back to nonbranded?
pdub517 said:
I bought it outright from Amazon unlocked, would it be beneficial to reflash it back to nonbranded?
Click to expand...
Click to collapse
nah wont change a thing then. ure fone looks good to go.. no idea why rhey are having issues then.
It couldn't hurt. I bought mine from Xfinity Mobile and used the patched Odin to flash the U1 ROM and still have Xfiniity Mobile service.
Failing that, you should be able to use patched Odin to flash the Xfinity Mobile stock ROM.
Xfinity Mobile Forum Post where I found the CCT for my Note 9 when I wanted to flash it back to factory when I had SIM unlock issues.
https://www.sammobile.com/samsung/galaxy-note9/firmware/SM-N960U/CCT/
pTeronaut said:
It couldn't hurt. I bought mine from Xfinity Mobile and used the patched Odin to flash the U1 ROM and still have Xfiniity Mobile service.
Failing that, you should be able to use patched Odin to flash the Xfinity Mobile stock ROM.
Xfinity Mobile Forum Post where I found the CCT for my Note 9 when I wanted to flash it back to factory when I had SIM unlock issues.
https://www.sammobile.com/samsung/galaxy-note9/firmware/SM-N960U/CCT/
Click to expand...
Click to collapse
but its the xfinity system that wont even register his iemi. not the phone that doesnt have service....
Until after flashing the Xfinity Mobile ROM, he takes it into another store, waits for the agent to say that the system won't recognize his IMEI, reboots the phone and asks the agent why, all the time showing the Xfinity Mobile boot animation, which should get the matter escalated.
Edited to add:
Their system is broken, when requesting SIM unlock codes for my wife and my Note 9s, the code I received for my phone via emailing, telephoning or walking into the local store did not work. All three requests resulted in the same code, which I had tried two out of the three times that you can enter an incorrect code before it locks for good.
The agent had to use the 'Unfreeze' code to unlock my phone, and gave me the unfreeze code for my wifes. I didn't try the unlock code but instead used the unfreeze code tied to her IMEI, and unlocked it on the first try.
pdub517 said:
I bought it outright from Amazon unlocked
Click to expand...
Click to collapse
I think I agree. The research I've done said an individual went in and they said they had to manually add their imei into the database then everything worked.
It's sad it's this difficult. -.-
pTeronaut said:
It couldn't hurt. I bought mine from Xfinity Mobile and used the patched Odin to flash the U1 ROM and still have Xfiniity Mobile service.
Failing that, you should be able to use patched Odin to flash the Xfinity Mobile stock ROM.
Xfinity Mobile Forum Post where I found the CCT for my Note 9 when I wanted to flash it back to factory when I had SIM unlock issues.
https://www.sammobile.com/samsung/galaxy-note9/firmware/SM-N960U/CCT/
Click to expand...
Click to collapse
Is there anything I need to verify between my phone and the firmware you linked to besides the of my note9? (Model Number: SM-N960U)
pdub517 said:
Is there anything I need to verify between my phone and the firmware you linked to besides the of my note9? (Model Number: SM-N960U)
Click to expand...
Click to collapse
Upon consideration, as the firmware that I linked to, and used, is listed as an unknown carrier version, I am not sure how it knew to show the Xfinity Mobile boot animation, Was/ is there some kind of flag in another partition that the U1 firmware doesn't look for that the U firmware did?
Considering this, I now believe that it is not worth the risk trying that firmware.
pTeronaut said:
Upon consideration, as the firmware that I linked to, and used, is listed as an unknown carrier version, I am not sure how it knew to show the Xfinity Mobile boot animation, Was/ is there some kind of flag in another partition that the U1 firmware doesn't look for that the U firmware did?
Considering this, I now believe that it is not worth the risk trying that firmware.
Click to expand...
Click to collapse
Did you insert an XFinity SIM before or after flashing? I remember reading that if you factory reset your phone, Pie will read the SIM and brand it based on the service provider leading me to believe you already had an XFinity SIM inserted into the phone.
pdub517 said:
Did you insert an XFinity SIM before or after flashing? I remember reading that if you factory reset your phone, Pie will read the SIM and brand it based on the service provider leading me to believe you already had an XFinity SIM inserted into the phone.
Click to expand...
Click to collapse
It was purchased from them, so that is the only SIM that I had.
You're probably going to have to do the SIM swap shuffle by using your wife's phone as the Bring Your Own Phone.
The reason it shows incompatible is because they don't support BYOD as yet official on xfinity mobile. You have to use an iphone for byod or buy the cheapest phone they have and then swap the sim card over. That is what my wife and I had to do when we switched back to Xfinity.
---------- Post added at 04:57 AM ---------- Previous post was at 04:53 AM ----------
pTeronaut said:
It was purchased from them, so that is the only SIM that I had.
You're probably going to have to do the SIM swap shuffle by using your wife's phone as the Bring Your Own Phone.
Click to expand...
Click to collapse
Firmware won't help because of all the US N960u/U1 devices being the exact same. Even the firmware files are the same. The U1 just doesn't have bloat apps. The boot screen you see is based on the last or current sim card entered into the device.
Jammol said:
The reason it shows incompatible is because they don't support BYOD as yet official on xfinity mobile. You have to use an iphone for byod or buy the cheapest phone they have and then swap the sim card over. That is what my wife and I had to do when we switched back to Xfinity.
---------- Post added at 04:57 AM ---------- Previous post was at 04:53 AM ----------
Firmware won't help because of all the US N960u/U1 devices being the exact same. Even the firmware files are the same. The U1 just doesn't have bloat apps. The boot screen you see is based on the last or current sim card entered into the device.
Click to expand...
Click to collapse
plus new firmware dosen't magically white list or have any impact on imei. so what every firmware is flashed, imei is unaffected, and moreover the Xfinity dosen't system still sees the same old number and dosent know what to do with it.
Jammol said:
Firmware won't help because of all the US N960u/U1 devices being the exact same. Even the firmware files are the same. The U1 just doesn't have bloat apps. The boot screen you see is based on the last or current sim card entered into the device.
Click to expand...
Click to collapse
That can not be the case. I flashed the U1 firmware on my phone and I don't have the Xfinity Mobile boot animation, but I still have their sim in the phone
Also, Xfinity have altered their BYOP device list and the Note 9 is on there.
https://www.xfinity.com/mobile/support/article/bring-your-own-phone-details
Jammol said:
The reason it shows incompatible is because they don't support BYOD as yet official on xfinity mobile. You have to use an iphone for byod or buy the cheapest phone they have and then swap the sim card over. That is what my wife and I had to do when we switched back to Xfinity.
---------- Post added at 04:57 AM ---------- Previous post was at 04:53 AM ----------
Firmware won't help because of all the US N960u/U1 devices being the exact same. Even the firmware files are the same. The U1 just doesn't have bloat apps. The boot screen you see is based on the last or current sim card entered into the device.
Click to expand...
Click to collapse
pTeronaut said:
That can not be the case. I flashed the U1 firmware on my phone and I don't have the Xfinity Mobile boot animation, but I still have their sim in the phone
Also, Xfinity have altered their BYOP device list and the Note 9 is on there.
https://www.xfinity.com/mobile/support/article/bring-your-own-phone-details
Click to expand...
Click to collapse
factory wipe device( remove sim go to recovery and choose erase data) let it boot once to initial setup. shutdown phone and insert sim. boot it backup accept what every it says if it says new sim detected and reboot.
btw whats the csc code for Xfinity? ill open up both u1 and u firmware and dig out the CSC folder and see if it exists.
pTeronaut said:
That can not be the case. I flashed the U1 firmware on my phone and I don't have the Xfinity Mobile boot animation, but I still have their sim in the phone
Also, Xfinity have altered their BYOP device list and the Note 9 is on there.
https://www.xfinity.com/mobile/support/article/bring-your-own-phone-details
Click to expand...
Click to collapse
I'm just telling you my experience. It does vary from device to device sometimes.
As for them updating their byod....I hate them for that because we ended up having to buy two devices from them to get to use our note devices.???*
---------- Post added at 12:48 AM ---------- Previous post was at 12:47 AM ----------
bober10113 said:
factory wipe device( remove sim go to recovery and choose erase data) let it boot once to initial setup. shutdown phone and insert sim. boot it backup accept what every it says if it says new sim detected and reboot.
btw whats the csc code for Xfinity? ill open up both u1 and u firmware and dig out the CSC folder and see if it exists.
Click to expand...
Click to collapse
Xfinity CSC code is CCT/CCT/CCT.
Jammol said:
I'm just telling you my experience. It does vary from device to device sometimes.
As for them updating their byod....I hate them for that because we ended up having to buy two devices from them to get to use our note devices.???*
---------- Post added at 12:48 AM ---------- Previous post was at 12:47 AM ----------
Xfinity CSC code is CCT/CCT/CCT.
Click to expand...
Click to collapse
so yup its there for sure

S10 and network branding / firmware for VoLTE / Wifi calling

A few years ago, this was possible to do, change the firmware of the phone to another brand/network, i did this to my S5 years ago.
Can this still be done?
What has happened is i've got a phone on the EE uk network (as at that time, my sim card was an EE sim).
However, I have now changed over to Three UK, (better signal at home). However, i can't use VoLTE or wifi calling, which we really do need.
Can i sort this by uploading the three firmware via odin to the phone, will that solve my issue? Or is there more to it than that? or less to it these days?
You can try it out without any risks. If odin fails it will stop and give you an error. So feel free to try it
stuartturrell said:
A few years ago, this was possible to do, change the firmware of the phone to another brand/network, i did this to my S5 years ago.
Can this still be done?
What has happened is i've got a phone on the EE uk network (as at that time, my sim card was an EE sim).
However, I have now changed over to Three UK, (better signal at home). However, i can't use VoLTE or wifi calling, which we really do need.
Can i sort this by uploading the three firmware via odin to the phone, will that solve my issue? Or is there more to it than that? or less to it these days?
Click to expand...
Click to collapse
A little different. But the same...
Just SIM Unlock the phone first!!
Then flash the CORRECT (Exynos or Snapdragon) Firmware **AP,BL,CP,CSC AND USERDATA** For your Model AND Carrier with a PATCHED Odin.
Or an Unloked Firmware AND Userdata....
Either way, you will end up with all the carrier features you want.
Good Luck!
---------- Post added at 12:40 AM ---------- Previous post was at 12:31 AM ----------
kpwnApps said:
You can try it out without any risks. If odin fails it will stop and give you an error. So feel free to try it
Click to expand...
Click to collapse
NOT 100% TRUE, IF you flash the wrong Carriers Frimware, it may contain a BOOTLOADER that is of a higher level than the Firmware YOUR CARRIER supplies. If you have a snapdragon model this COULD BE a HUGE problem!
Some bootloaders, like on the phones sold in the USA, can NOT be Downgraded!!!
This could mean you are stuck with (example) Sprint Firmware on a phone you want to use with T-Mobile BUT NONE of the T-Mobile features will work!!! And you cant go back to Tmobile firmware now because the bootloader for the firmware is a lower level then the one currently installed...
If that happens you have to literally WAIT until T-Mobile releases a firmware with a higher level bootloader, WHICH SOMETIMES NEVER HAPPENS!!
Good Luck!

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