Axon 7 Mini not working oversees - ZTE Axon 7 Mini Questions & Answers

Hello, hoping someone can help out, I bought a AXON 7 mini hoping to use it in Iraq, but it does not seem to want to register on any network outside the USA. In the USA I was using a Tracfone T-Mobile SIM and the phone worked great. As I traveled across Europe the phone would not connect to any networks (Germany and Turkey), I figured it was just the SIM not allowing roaming. When I got to Iraq I purchased a Korek SIM and still no dice. I phone sees two networks but will not show any service. I have tried SIM cards from other phones with active service and still nothing. I have even tried a SIM card from ASIACELL and still no dice, it sees the providers but will not show service on the network. When I click "automatically select network" the phone response "registered on network" but still no service. I have tried the usual reset all the way down to a factory reset.
MODEL# ZTE B2017G
Android version# 7.1.1
Baseband version TA.2.1.c1-00101-8976_GEN_PACK
Build # ZTE B2017G_USAV1.2.0B14
Thanks for the Help, Jeff

Flashing EU ROM
Could I safely flash the EU Firmware located here, https://forum.xda-developers.com/axon-7-mini/development/firmware-stock-firmware-t3696538 safely to my device. From what I have seen this may fix the problem.
Thanks, Jeff

Fixed, the long way
fosjef67 said:
MODEL# ZTE B2017G
Android version# 7.1.1
Baseband version TA.2.1.c1-00101-8976_GEN_PACK
Build # ZTE B2017G_USAV1.2.0B14
Click to expand...
Click to collapse
Phone now seems to be fully functional with aid of a lot of reading an testing. I can also replicate the issue consistently. The original issue seems that the pervious owner, or ZTE set the operating band to "United States." Once this has happened the seems to be locked to USA networks, even though it still sees the other networks. Using *#*#4636#*#* method, you can try to change the band, but only 2 options are there "800 cellular" and "United States," I tried to change to 800 but get the response "unsuccessful." So for the fix!
Thanks to all the hard work here, I was able to install the boot loader unlock update for my phone found here: https://forum.xda-developers.com/axon-7-mini/development/unlock-official-bootloader-unlock-t3690496
I then proceeded to install TWRP, backed up the entire system, and then installed Linage. Then used *#*#4636#*#* and the band now had a third option of "Automatic," selected that and bingo, service in Iraq. Recovered the phone with the backup and the fix stuck. Of point in Lineage there is five options in the band selection, 2 options are duplicates (USA and Auto), I assume for each SIM, and you have to select both autos otherwise only one SIM will work.
This probably could have been fixed with a ROOT application that allows you to enable additional bands, but I was never successful in ROOTing my phone.

Related

S7 Edge to "Emergency calls only" mode forever

Hello.
I am facing a frustrating issue with a Samsung S7 Edge G935F that came into my hands from a client of mine. It has the usual issue with the “Not registered on Network”, always in “Emergency calls only” mode. I have tried everything I can think of and searched for in Google and nothing worked. The phone is from Romania and has the Romanian firmware 6.0.1 (open carrier, not locked) and he wants to use it in Greece.
Here is what I tried:
-Flashed older firmware with Odin, just in case
-Flashed the latest again (6.0.1 December 2016) with Odin (BL,AP,CP and CSC file, not Home_CSC)
-Checked for updates OTA, no newer updates than those flashed
-Tried multiple Romanian and Greek official firmwares and tried to wipe data and cache
-Turned airplane mode on and off multiple times
-Searched network provider manually in mobile networks settings
-IMEI and baseband are not corrupted, they are shown as they should
-Checked IMEI if blacklisted or carrier locked. It is clean and in open carrier, not locked
-IMEI is not fake, cross-checked with back cover glass and battery label
-Brand new SIM
-Tried another SIM of different provider
-Cleaned the sim socket with isopropyl alcohol
-Reflowed the ICs associated with radio signals
-Did not find any signs of dirt or water on the logic board
-I have NOT tried to root and flash a custom firmware because I do not think it would change anything
-There is no problem with the network coverage of the 2 sim cards I used in my location
Nothing! I believe it must be a hardware problem but I wanted to triple check with you guys.
The CSC value it has now is G935FOXX1BPH1, the Romanian one, just for the info. The Greek one I used previously during the multiple tries, was G935FEUR1BPH1.
Any idea will be appreciated, I will try it!
Thank you in advance.
If the phone is giving an emergency calls only message, it means it can see and use at least one network, which suggests it's definitely not a hardware fault, rather a network compatibility issue perhaps? What network are you currently trying to use it on?
Beefheart said:
If the phone is giving an emergency calls only message, it means it can see and use at least one network, which suggests it's definitely not a hardware fault, rather a network compatibility issue perhaps? What network are you currently trying to use it on?
Click to expand...
Click to collapse
I am trying to connect to Vodafone or Cosmote. I just tried to call 112 emergency number and it tries to dial for 10 seconds, then it says out of service area and drops. i believe the emergency calls only message is kind of "by default" when no network is available, not the actual emergency mode.
Let me note that when i search the networks it finds the providers available.

S7 Edge (SM-G935F Exynos) Carrier Flash ROM Question

Hey guys, i was wondering if i can flash firmware from other carrier without bricking?
I bought my phone last year locked to carrier, and I unlocked it using doctorSIM service. Phone itself works fine, and as I'm not living in country that i bought my phone from originally, phone gives a message "No SIM card installed" sometimes once a week, sometimes several times a day and i need to remove SIM card or to restart phone to make SIM card work again.
Please note:
- SIM Card from my original carrier (from one that I bought my phone from) works PERFECTLY fine
- My other SIM card (that my phone constantly rejects) works in other phones just fine
- I have tried to reset the phone, and carrier bloatware constantly keeps installing
- EDIT: Wi-Fi and 4G are working PERFECTLY fine
What to do? Any ideas?
Thanks in advance and sorry for gramar mistakes
Bump, flashed other carrier firmware, still same problem.
R u rooted? Have you considered flashing a CSC packet for your location?
I have a 930S, and works fine with the Korean ROM/Chinese language here in the US, on ATT service.
I have flashed the ATT, XAA and TMB CSC sets, and though the phone worked, and loaded the correct USA carrier info, I lost the phone code ability, which I could not solve.
In the end I went back to the original Korean ROM and it's CSC packet. Interestingly, though it works perfectly here in the U.S., and I can use/input phone codes, it still shows Chinese cities for my 'Region", none of which I have selected. When I do a search for local towers, it locates and correctly identifies AT&T, T-Mobile, etc. I select ATT. The Chinese cities remain in the region selection, none selected.
Wait and see if someone knows if CSC (Exynos or US based CPU) are interchangeable. I used CSC packets from a universal ROM setup (non-USA).
JeffDC said:
R u rooted? Have you considered flashing a CSC packet for your location?
I have a 930S, and works fine with the Korean ROM/Chinese language here in the US, on ATT service.
I have flashed the ATT, XAA and TMB CSC sets, and though the phone worked, and loaded the correct USA carrier info, I lost the phone code ability, which I could not solve.
In the end I went back to the original Korean ROM and it's CSC packet. Interestingly, though it works perfectly here in the U.S., and I can use/input phone codes, it still shows Chinese cities for my 'Region", none of which I have selected. When I do a search for local towers, it locates and correctly identifies AT&T, T-Mobile, etc. I select ATT. The Chinese cities remain in the region selection, none selected.
Wait and see if someone knows if CSC (Exynos or US based CPU) are interchangeable. I used CSC packets from a universal ROM setup (non-USA).
Click to expand...
Click to collapse
I'm not rooted, as I use Samsung Pay and have more than one year of warranty left. I will try flashing CSC of the current country I'm in (Austria). Thanks for taking time and writing all this, this problem is unbearable
Hello!
My s7 edge is in trouble, it freezes sometimes, and sometimes it gets a full screen of pixel color flaws, with that problem my root smartphone works two weeks. Sometimes this error occurs in the ROM installation process, I insist on the installation until I can. I tried to install superman rom and due to this problem, the smartphone in the screen of death "exception of bootloader" (But it's already been resolved)...
When searching the internet, I saw that this could have a problem in flash memory.
After all history, I ask;
I could use a twrp file system repair function to try to solve this problem? And how to proceed?
(sorry for the use of google translate)
sekrilhus said:
Hello!
My s7 edge is in trouble, it freezes sometimes, and sometimes it gets a full screen of pixel color flaws, with that problem my root smartphone works two weeks. Sometimes this error occurs in the ROM installation process, I insist on the installation until I can. I tried to install superman rom and due to this problem, the smartphone in the screen of death "exception of bootloader" (But it's already been resolved)...
When searching the internet, I saw that this could have a problem in flash memory.
After all history, I ask;
I could use a twrp file system repair function to try to solve this problem? And how to proceed?
(sorry for the use of google translate)
Click to expand...
Click to collapse
I am, by far, not educated up on TWRP, so I'm not sure what you mean by "repair", other than making sure your data partition is formatted so it does not cause the issues you are talking about.
Here is an interesting read:
https://forum.xda-developers.com/go...o-repairing-corrupted-data-partition-t2577447
Hey guys, update on the problem, i replaced sim card and it works just fine, i will post updates as time goes on
Thanks for the help!

Nokia 6(TA-1000) cellular network not work after Android Oreo

I just upgrade my Nokia 6(TA-1000) to official Android 8.0.0 (Oreo).
Then my Cellular network won't work anymore.
I live in Hong Kong, using sim card service "CMHK".
I think it is LTE/WCDMA mode.
Tried "*#*#4636#*#*" and changing the settings.
But the connection always shown IPv4: Failed(2)
The phone notification show it is connected and running 3G network.
But the upload/download speed is always 0KB/s.
Reset to factory setting already.
Before upgrade Android everything work fine.
Anyone have the same problems?
Now, what can i do....?
It seems I can't even downgrade my Android.
Only, have to wait for next update and hope it will fixed?
I think i am screwed.
Alvin Fung said:
I just upgrade my Nokia 6(TA-1000) to official Android 8.0.0 (Oreo).
Then my Cellular network won't work anymore.
I live in Hong Kong, using sim card service "CMHK".
I think it is LTE/WCDMA mode.
Tried "*#*#4636#*#*" and changing the settings.
But the connection always shown IPv4: Failed(2)
The phone notification show it is connected and running 3G network.
But the upload/download speed is always 0KB/s.
Reset to factory setting already.
Before upgrade Android everything work fine.
Anyone have the same problems?
Now, what can i do....?
It seems I can't even downgrade my Android.
Only, have to wait for next update and hope it will fixed?
I think i am screwed.
Click to expand...
Click to collapse
Why dont you hard reset your device, this could help you
Hard reset is done by recovery menu.
Hope this couls work for you
sltushar said:
Why dont you hard reset your device, this could help you
Hard reset is done by recovery menu.
Hope this couls work for you
Click to expand...
Click to collapse
I already do factory reset on System Settings.
I think it is the same as reset on recovery menu.
It still Android 8.0.0 and problem still exists.
Alvin Fung said:
I already do factory reset on System Settings.
I think it is the same as reset on recovery menu.
It still Android 8.0.0 and problem still exists.
Click to expand...
Click to collapse
No, there is a lot difference between system reset(soft reset) and recovery reset (hard reset)
Try it, may be it solve your problem
sltushar said:
No, there is a lot difference between system reset(soft reset) and recovery reset (hard reset)
Try it, may be it solve your problem
Click to expand...
Click to collapse
Tried. No luck, the problem still exists.
It seems you ****ed up modem firmware. What's the baseband version and build number from About?
Alvin Fung said:
I just upgrade my Nokia 6(TA-1000) to official Android 8.0.0 (Oreo).
Then my Cellular network won't work anymore.
I live in Hong Kong, using sim card service "CMHK".
I think it is LTE/WCDMA mode.
Tried "*#*#4636#*#*" and changing the settings.
But the connection always shown IPv4: Failed(2)
The phone notification show it is connected and running 3G network.
But the upload/download speed is always 0KB/s.
Reset to factory setting already.
Before upgrade Android everything work fine.
Anyone have the same problems?
Now, what can i do....?
It seems I can't even downgrade my Android.
Only, have to wait for next update and hope it will fixed?
I think i am screwed.
Click to expand...
Click to collapse
Have you tried other SIM cards, whether you work in your cell phone! Tried to register your network operator service in the settings! Set preferred network ~
---------- Post added at 11:04 AM ---------- Previous post was at 10:57 AM ----------
Have you tried other SIM cards, whether you work in your cell phone! Tried to register your network operator service in the settings! Set preferred network ~
qwertysmerty said:
It seems you ****ed up modem firmware. What's the baseband version and build number from About?
Click to expand...
Click to collapse
I use official update.
All firmware should be correct?
BTW, I get a new sim card from ISP but cellular network still not working.
Also, tried both sim card slot 1 and slot 2 nothing work.
May be new system not compatible with my SIM card service only which is "CMHK" aka "中國移動香港".
Hope next update will fix that...
Device name:
Nokia 6
Model
TA-1000
Android version
8.0.0
Android security patch level
January 1, 2018
Baseband version
MPSS.JO.3.0-00387-8937_GENNS_PACK-1.124813.1.126605.3
Kernel version
3.1.8.66-perf
Fri Jan 12 19:48:46 CST 2018
Camera firmware version
V100.0230.05
V010.0210.10
Touch panel firmware version
ilitek-V10010
Goodix-v1.05.29-HV
Build number
00CN_5_210
Baseband version looks good. I was just wonder if your ta-1000 ever had ta-1003 firmware installed. Don't know what's wrong with radio on your phone, sorry.
I have same problem in my Nokia 6 TA1003 after upgraded to 8.0
The CMHK sim in sim 2 slot the cellular network can work. sim 1 slot install other ISP sim card is no problem.
Just put the CMHK in sim 1 slot only run 3G voice services and cellular network not work.
NOKIA 6
hi,
i updated my nokia 6 TA-1000 to oreo update.
i faced many issues like lte not working.
in battery saver mode launcher is stopping suddenly.
it is not detecting the sim correctly.
i didnt get network signals correctly.
Then i tried to hard reset my mobile ,after complete reset and after rebooting it stopped at language selection,i clicked lets go many times but it is not working .it got stucked there.
is there anyway to get rid of it.i asked for nokia chat support but they are asking me to take mobile to nearest service center.
if there is any solution please guide me with it .thank you in advance.
I just turn off the cellular network yesterday.
After I wake up from bed, my phone Google service can not connect from wifi(can't use email, Google store).
BUT! After reinsert my sim card and turn back on cellular network, everything working now.
Both 4G cellular and Google service all good.
May be some part of the network is cached.
So, if you encounter this problem just turn off cellular network and wait.
BenSo2111 said:
I have same problem in my Nokia 6 TA1003 after upgraded to 8.0
The CMHK sim in sim 2 slot the cellular network can work. sim 1 slot install other ISP sim card is no problem.
Just put the CMHK in sim 1 slot only run 3G voice services and cellular network not work.
Click to expand...
Click to collapse
It seems that, the old slot 1 cached your sim card.
So, you change to slot 2 work, but you can't use SD card.
And I found that if you wait a long time the cache will clear.
You can try to insert sim card back to slot 1 after 1-2 days.
gamez cliq said:
hi,
i updated my nokia 6 TA-1000 to oreo update.
i faced many issues like lte not working.
in battery saver mode launcher is stopping suddenly.
it is not detecting the sim correctly.
i didnt get network signals correctly.
Then i tried to hard reset my mobile ,after complete reset and after rebooting it stopped at language selection,i clicked lets go many times but it is not working .it got stucked there.
is there anyway to get rid of it.i asked for nokia chat support but they are asking me to take mobile to nearest service center.
if there is any solution please guide me with it .thank you in advance.
Click to expand...
Click to collapse
The only option was left to flash stock firmware, but as it updated to oreo, its bootloader has also been updated so I will suggest you to wait for official oreo firmware to release, please don't try to downgrade your device for now, it can brick your device very badly, keep patience, if any solution will come out, we will definitely tell you
Sim detecting issues of Nokia 6
Have you got it fixed now?
I'm also having the same problem, and tell me how did you do it?
Nevklear said:
Have you got it fixed now?
I'm also having the same problem, and tell me how did you do it?
Click to expand...
Click to collapse
Yes, I got it fixed...
1) Just turn off your cellular network.
2) Wait for 1-2 days.
3) Turn on your cellular network again, it should work.
How can I off cellular network. Will keeping it in flight mode helps?
Alvin Fung said:
Yes, I got it fixed...
1) Just turn off your cellular network.
2) Wait for 1-2 days.
3) Turn on your cellular network again, it should work.
Click to expand...
Click to collapse
Thank you for raising this question. My phone got the same problem. I am just wondering if I should send it to maintenance center but I guess they will just do reset.
And by saying "turn off cellular network and wait for 1-2 days", do you mean by just turning off the data usage, or turning it to flight mode/ turning the phone.
Nevklear said:
Have you got it fixed now?
I'm also having the same problem, and tell me how did you do it?
Click to expand...
Click to collapse
I just read a comment from a forum in HK and some members find a way to fix the problem. I tried it and it is successful.
{lihkg.com/thread/544787/page/1?ref=web&post=20}
i face same problem .. Nokia care told me that your phone motherboard problem

SM-G950U1 (XAA) - Cellular network can't be found after update/reboot/cache-wipe

Hi All - hoping to get your help and advice.
Original S8 was a USA SM-G950U on T-Mobile that was successfully flashed and unlocked to SM-G950U1 (CSC = XAA). The phone was fully functional, successfully received OTA updates and was on the latest firmware (G950U1UES5CRL2) in use in Hong Kong (3HK 4G LTE) until yesterday when I did a hard-reboot and cache-wipe a few days after a system update and now the cellular radio won't connect to any network. I've tested the SIM card (works fine on other phones), rebooted without the SIM inside (no impact), tried upgrading to Android 9.0 as well as older Bootloader v5 firmware to see if the cellular radio would turn on and re-connect but no luck.
Current State: When looking under "Mobile networks", Network mode shows "Preferred network mode: CDMA/EVDO/GSM/WCDMA" whereas it used to be "LTE/3G/2G". This option is available under the drop down list but I can't selected it. Under "Network Operators", tapping "Search networks" results in an error "Error while searching for networks". Tapping "Select automatically" pops an error "Unable to connect. Try later".
After exhaustive testing, it feels like the phone is behaving like it's SIM-locked since everything else works thru wifi but it's on the SM-G950U1 XAA unlocked firmware so it shouldn't be locked?? Any suggestions would be greatly appreciated.
eyecee said:
Hi All - hoping to get your help and advice.
Original S8 was a USA SM-G950U on T-Mobile that was successfully flashed and unlocked to SM-G950U1 (CSC = XAA). The phone was fully functional, successfully received OTA updates and was on the latest firmware (G950U1UES5CRL2) in use in Hong Kong (3HK 4G LTE) until yesterday when I did a hard-reboot and cache-wipe a few days after a system update and now the cellular radio won't connect to any network. I've tested the SIM card (works fine on other phones), rebooted without the SIM inside (no impact), tried upgrading to Android 9.0 as well as older Bootloader v5 firmware to see if the cellular radio would turn on and re-connect but no luck.
Current State: When looking under "Mobile networks", Network mode shows "Preferred network mode: CDMA/EVDO/GSM/WCDMA" whereas it used to be "LTE/3G/2G". This option is available under the drop down list but I can't selected it. Under "Network Operators", tapping "Search networks" results in an error "Error while searching for networks". Tapping "Select automatically" pops an error "Unable to connect. Try later".
After exhaustive testing, it feels like the phone is behaving like it's SIM-locked since everything else works thru wifi but it's on the SM-G950U1 XAA unlocked firmware so it shouldn't be locked?? Any suggestions would be greatly appreciated.
Click to expand...
Click to collapse
Just because you flash unlocked firmware does not remove the T-Mobile SIM lock
TheMadScientist said:
Just because you flash unlocked firmware does not remove the T-Mobile SIM lock
Click to expand...
Click to collapse
Thanks for your feedback! What's strange was that my S8 with the unlocked firmware (SM-G950U1) was working perfectly for 6 months and I was able to make calls, get LTE data connectivity, etc. Now the phone is still working via wifi but the cellular function is dead. Any suggestions or advice on how to remove the T-Mobile SIM lock?
eyecee said:
Thanks for your feedback! What's strange was that my S8 with the unlocked firmware (SM-G950U1) was working perfectly for 6 months and I was able to make calls, get LTE data connectivity, etc. Now the phone is still working via wifi but the cellular function is dead. Any suggestions or advice on how to remove the T-Mobile SIM lock?
Click to expand...
Click to collapse
We need to verify some how if it truly is Sim locked or not first.
TheMadScientist said:
We need to verify some how if it truly is Sim locked or not first.
Click to expand...
Click to collapse
I've tried 2 different SIM cards (though both from the same carrier) and both were not connecting to the mobile network. The phone can detect when there isn't a SIM card inserted so that is a minor indicator that the SIM card slot is functional.... any other suggestions on how to verify whether my S8 is SIM locked?
EDIT: Both SIM cards work in other phones (iPhone6s, iPhoneX).
eyecee said:
I've tried 2 different SIM cards (though both from the same carrier) and both were not connecting to the mobile network. The phone can detect when there isn't a SIM card inserted so that is a minor indicator that the SIM card slot is functional.... any other suggestions on how to verify whether my S8 is SIM locked?
EDIT: Both SIM cards work in other phones (iPhone6s, iPhoneX).
Click to expand...
Click to collapse
Of coarse not always but most of the time it will display a warning or something about sim not accepted. This sounds like to me. A couple things. Simlocked. Maybe install the T-Mobile firmware again and try the T-Mobile unlock app. It should say this device is already unlocked or successful. If that passes. It could be a disabled band or something. Sounds like the latter. Like it's not picking up your carriers signal. Again the us models I believe are pretty universal so maybe a different firmware may enable it again. Or last the device has somehow become blacklisted which unfortunately I have seen plenty of people here in US sell devices still on contract maybe pay a few months and quit then blacklists
eyecee said:
Hi All - hoping to get your help and advice.
Original S8 was a USA SM-G950U on T-Mobile that was successfully flashed and unlocked to SM-G950U1 (CSC = XAA). The phone was fully functional, successfully received OTA updates and was on the latest firmware (G950U1UES5CRL2) in use in Hong Kong (3HK 4G LTE) until yesterday when I did a hard-reboot and cache-wipe a few days after a system update and now the cellular radio won't connect to any network. I've tested the SIM card (works fine on other phones), rebooted without the SIM inside (no impact), tried upgrading to Android 9.0 as well as older Bootloader v5 firmware to see if the cellular radio would turn on and re-connect but no luck.
Current State: When looking under "Mobile networks", Network mode shows "Preferred network mode: CDMA/EVDO/GSM/WCDMA" whereas it used to be "LTE/3G/2G". This option is available under the drop down list but I can't selected it. Under "Network Operators", tapping "Search networks" results in an error "Error while searching for networks". Tapping "Select automatically" pops an error "Unable to connect. Try later".
After exhaustive testing, it feels like the phone is behaving like it's SIM-locked since everything else works thru wifi but it's on the SM-G950U1 XAA unlocked firmware so it shouldn't be locked?? Any suggestions would be greatly appreciated.
Click to expand...
Click to collapse
Have the same problem, have SM-G950U TMB Bad ESN , get Unlock/Unfreeze codes from support T-Mobile, easy unlock FRP, unlock phone througt codes, can't unlock network througt T-Mobile app, use samtool - unlock network shows TMB/XAA/TMB, after restart phone are can't see network, can't find network, with signal all ok and in other phones all ok with sim. Try to change SCS to XAA -> can't find network, try flash SM-G950U1 latest frim -> Not working, Try Flash SM-G950U TMB Latest - Model/Network status wrong... odin error... , Now can't flash any SM-G950, only SM-G950U1XXXXXX , try 950U1 TMB not work, and trying many SPR,XAS,XAA,VZN ... in all frimwares network don't work. now don't know what to do, possible i will try to flash SM-G950F
Nirexes said:
Have the same problem, have SM-G950U TMB Bad ESN , get Unlock/Unfreeze codes from support T-Mobile, easy unlock FRP, unlock phone througt codes, can't unlock network througt T-Mobile app, use samtool - unlock network shows TMB/XAA/TMB, after restart phone are can't see network, can't find network, with signal all ok and in other phones all ok with sim. Try to change SCS to XAA -> can't find network, try flash SM-G950U1 latest frim -> Not working, Try Flash SM-G950U TMB Latest - Model/Network status wrong... odin error... , Now can't flash any SM-G950, only SM-G950U1XXXXXX , try 950U1 TMB not work, and trying many SPR,XAS,XAA,VZN ... in all frimwares network don't work. now don't know what to do, possible i will try to flash SM-G950F
Click to expand...
Click to collapse
You can't fish 950f different chipsets. What country are you trying to use it in. If it's blacklisted that's more than likely your answer right there.
TheMadScientist said:
You can't fish 950f different chipsets. What country are you trying to use it in. If it's blacklisted that's more than likely your answer right there.
Click to expand...
Click to collapse
Yeah can't flash 950F, Russia - No T-Mobile here. Don't know what to try right now, possible try get stock TMB, then unlock network again if its lock. No blacklists, T-Mobile support says status Clear, but maybee contract on T-Mobile not paid. Trying to flash custom modem, but didn't help too.
Stats here:
ADBSN: 98892A415243565036
MODEL NAME: SM-G950U1
DID: 205E7D06ED39
BOOTLOADER: G950U1UES7DSK4
PDA VERSION: G950U1UES7DSK4
MODEM VERSION: G950U1UES7DSK4
CSC VERSION: G950U1UES7DSK4
MODEM BOARD: MSM8998
ANDROID VERSION: 9
CARRIER: XAA
SALE COUNTRY: USA
CPU: QCOM
SIM STATE: LOADED
SIM CONFIG: SS
USB CONFIG: MTP,ADB
Warranty Bit: 0
USB Modem Connection Detected!
Model Name: SM-G950U1
IMEI: 355987081639857
SN: R28J41FBDBJ
UID: 98892A415243565036
SWVER: G950U1UES7DSK4/G950U1UES7DSK4/G950U1UES7DSK4/G950U1UES7DSK4/G950U1OYM7DSK4

Problem with SIM Card

Hi guys!
I'm from Venezuela, I recently acquired a Nexus 6p (h1511), so yes, I'm a noob. When the cell phone arrived in Venezuela, I connected it to the Wi-Fi network without placing a SIM card, and there was an update notification, I executed it, anyway it already came with Oreo 8.1, the update was December, the one that had It was November. After updating the SIM of the operator Movistar, recognizes it since it says "Without service - Movistar", when trying to call it shows the error "Mobile network not available", when trying to do a network search, it gives error, sometimes to one side of the signal bar, appears an R (Roaming I guess) ... I've been doing a lot of research, believe me I would not be creating this post if I was not so desperate, I have many doubts
I took it to a technician, he looked at it and said it was CDMA that there was nothing to do, he wanted to sell me a GSM motherboard, I told him I would think about it, it was strange for me to be just CDMA, I investigate more and I realize that it's dual, and it changes from MEID to IMEI when I put the SIM card ... I did a factory reset and it did not work. I used the options in *#*#4636#*#* the default is LTE/CDMA/UMTS Auto (PRL) ... I tried to put GSM Only or Auto or any option that included GSM. Without apparent results, I think that it did not even change the default option, the radio bands are few, all from the USA (logical being the USA version of the cell phone) ...
Investigating further, I understood that the problem persists in Android Oreo ... Under the official firmware of Google 7.1.2, I follow the steps, I do the unlocking bootloader, flash vendor / radio, flashing system, in the end there is an error , something about user, I really do not remember, something like that could not erase the user partition or had no permissions ... The issue is that I turn on the cell phone, start to do an erasure, then start asking for google account, etc. ... I configure it, but I see everything the same, I enter the configuration and details of the team, it keeps dialing android 8.1.0, but I see that the base band has changed, some apps have changed, like the application of calls ...
Does anyone know what happened? (And no, the SIM problem was not fixed) :crying:
I want to install this ROM
https://forum.xda-developers.com/nexus-6p/development/rom-chroma-11-08-2015-lockscreen-navbar-t3244444
According to many sites and here in XDA comment that it solves the problem, but this is 6.0.1 ... It means that I must flash 6.0 stock? To install the custom? Or can I install on 8.1?
Any other more updated custom rom that solves this problem?
Thank you! :fingers-crossed:

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