Security error pop up - T-Mobile Samsung Galaxy S7 Edge Questions & Answer

G935t model
the phone has been flash with unauthorized software and it has been locked.
This error always apear after booting up..
I try to to flash all stock firmware from odin from old to latest
Version of G935T
Still the problem is not corrected
I try to flash using odin with pit file no change still my phone have issue
My emei is intact and my serial number is intact
Do think i corrupt my efs?
Because i try to change my imei using qpst i successfuly change my imei but i return my backups of qcn file
Please help me
My phone ia locked to t- mobile and i live in here in the Philippines i need to unlock my network but when the technician's is trying to unlock using z3x he said he ecountering error.. During unlocking processes do you think the reason is the security error?

Related

unable to change rom

i am unable to downgrade the rom of my note 3 N900
its getting failed by odin and the error comes on the screen says
" SW REV. CHECK FAIL. DEVICE:4 BINARY:2 "
ANYONE HELP ME PLEASE
im having software issue and the imei is showing null .
help me developers please :'(
IMEI wrong restore your backed up EFS folder .
Sent from my SM-N920C using XDA-Developers mobile app
cant find it
Where did you put it when you backed it up ??
Are you able to post thee Odin log so we can see the Odin error?

Can't flash any Firmware after installing Factory Binary

Hello guys,
I need extremely technical help as no longer know what to do.
I have a*Galaxy*S7*Edge*device, which installed the*rom*Samsung Experience 9.0.
Later I*format data to exfat and it doesn't work. After then I flashed any Nougat Firmware and lost my Imei and Baseband.
Number.
I googled until I came to this tutorial:
http://forum.xda-developers.com/s7-e...ssues-t3379516
I followed all the steps explained, I back up EFS_backup and RADIO_bakcup partitions.
Installed FACTORY BINARY Firmware for G935F, everything went well. After restarted, already had the correct IMEI number but still did not present the S / N.
After all that, i tried to*install*Stock*Firmware*via Odin, from here started the problems that could not solve.
In the first attempt Odin stucked in "System" (also used the PITfile*with the same CSC ... .i do not know if I was right using PIT?). Restarted the*device*forcibly, entered the stock Recovery, did a complete wipe and always get this message "E: falied to*mountSystem*(Invalid argument), I returned to*install*Factory Binary, then reboot in Recovery and the same message no longer appeared.
Again I try to*install*the Stock*Firmware*and Odin always stucks in*System, or NAND writing, or Partition, etc. I've tried various Stock*Firmware, with and without PIT*files, always without success.
Only Factory Binary that successfully installs. The TWRP via Odin also but when*device*restarts to enter Recovery Mode always get the message at the top of the*display:
"Recovery image signature check Fail"
"Reboot to avoid Warranty bit set."
My Question also is: What do I wrong? Or is my Phone bricked?
Device:
Galaxy S7*Edge (SM-G935F) CSC = DBT = Germany
I really need help, please.
I am facing same problem with my s7 edge g935fd. But in my case i lost imei of both sim cards & lost baseband version. I tried z3x samsung tool. But i didn't found model g935fd there.
Waiting for help
I am having the same problem with an S7 (G930V). During one of the re-flashes, I was able to install the Samsung Product Info App. The CSC product code came up as blank. Not sure if this is normal for this state. Any leads would be appreciated.

S7 Edge 935f Binary3

Hi everyone
I have a g935f with oreo firmware.But i don't have imei and baseband.I try to flash combination file but always ends with error.I can flash firmware but only binary 3, but always no modem. I try to repair with z3x box but it says
try downgrade modem if possible.
Any help will be welcome
Thank you very much
I did it after many many tries.Only solution it with combination firmware.After that write firmware but whithout CP in odin or z3x.Same binary.Repair imei and unlock.JOB DONE
marinicaalexandru said:
I did it after many many tries.Only solution it with combination firmware.After that write firmware but whithout CP in odin or z3x.Same binary.Repair imei and unlock.JOB DONE
Click to expand...
Click to collapse
Link for the combination file please?
Im with Binary 3 too and cannt downgrade
Thank you
combination file s7 edge
https://addrom.com/collection-combination-rom-samsung-s7-edge/
query, did you manage to downgrade ?, or just by flashing the firmware combination you can now repair or change the imei with the z3box in oreo?
could you tell me the steps plis? Thx
you cannot downgrade binary 3.just flash combination firmware.binary 3 of course.enable usb debugging in settings/developer options.shut down.put in download mode an flash binary 3 firmware.oreo.without boot and modem.BL and CP.after that repair imei if it not shown.i write cert data and it was ok
marinicaalexandru said:
you cannot downgrade binary 3.just flash combination firmware.binary 3 of course.enable usb debugging in settings/developer options.shut down.put in download mode an flash binary 3 firmware.oreo.without boot and modem.BL and CP.after that repair imei if it not shown.i write cert data and it was ok
Click to expand...
Click to collapse
You repaired imei you did it with the z3 box?
yes.it is possible that combination firmware read imei ok.it happens
marinicaalexandru said:
yes.it is possible that combination firmware read imei ok.it happens
Click to expand...
Click to collapse
ok, and the last thing, I can change the imei of the device with the box z3, because unfortunately I had my device with the imei changed without knowing it, so I updated my device from mm at oreo it and changed my imei and now I have no signal, so I would like to patch the certificate that I had before, since you can not do dowgrade
the imei is written on the back cover.you must write that imei.i am not sure if it works with another imei

unknown imei unknown baseband g950f

after flash ambasandi rom no imei no baseband no signal canoot recognise sim please help me
restore efs via twrp but nothing happens

Need Help!

Please need help! I used regional ROM with TWRP at unlocked divece. After rom update i get NVram fail and "no sim" note. I try to recovery nvram from TWRP but it give me fail notification. Then I restore IMEI and MAC with MauiMeta utilites, flash oficial china rom (and lock preloader) - it's not fixed, same "no sim" . There is life device, IMEI, MAC, modem version - all here, but still "no sim". If i make emergency call - it's works. What can i do more?

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