Sm-G925T Model - Galaxy S6 Q&A, Help & Troubleshooting

I need help. I have done something to my phone and now i cant see my serial number and i have a invalid IMEI number. What can I do? I have tried a lot of things that people suggested and nothing works. I cant use kies3 or smart switch. and i have no backup of anything they all was corrupted.

The first thing to do when having these issues is asking in the right place, in android development is not the right place

can you explain what you did to receive this outcome?

Related

[Q] [q] after unlocking sim card...no one accepted

HI GUYS...
I UNLOCKED MY SAMSUNG GALAXY INFUSE AS USUAL, AND ITS OK "UNLOCKED"...
BUT WHEN I INSERT MY SIM CARD IT WORKED FOR FEW MINUTES, AFTER THAT IT SAYS NO SERVICE AND THERE IS NO SIGNAL AT ALL... BUT SOMETIME I GOT SIGNALS BUT WITHOUT REGISTERED NETWORK.
NOTE:
MABY THE PROBLEM FROM THE IMEI NUMBER, BECAUSE I GOT IT WRONG , IT IS LIKE IN THE ATTACHMENT.
PLEASE GUYS HELP ME ....
Yep, a borked imei number will not allow you to connect to your cellular network...
I'm guessing that your efs folder wasn't backed up... you can try this...http://forum.xda-developers.com/showthread.php?t=881162
I haven't tried this but good luck.
thank you brassguy...
but does this work for infuse 4G ?
In addition, I read that we can change the IMEI number using the ADB, or is there another way to do this?
Also, what about the GSII_repair app, can I use it for my phone (infuse 4G)?
i had this problem last night where i flashed a rom. i return it to stock and imei showed up.
was having a imei" unknown error" and i backed up now on my computer.
ps ebay sales unlock service for 0.99$ if you didn't buy the code and just hacked it with hex or whatever
mine is already unlocked and it's permanent
i do travel over seas alot
But i returned mine to stock many times but the imei number still like this.
I did no get you in the third line???
BrassGuy said:
Yep, a borked imei number will not allow you to connect to your cellular network...
I'm guessing that your efs folder wasn't backed up... you can try this...http://forum.xda-developers.com/showthread.php?t=881162
I haven't tried this but good luck.
Click to expand...
Click to collapse
It does not work for me....
Because I did not find the those numbers in hexeditor
THERE ARE 3 Total Lines you will need to edit:
00188008
00188010
00188020
or maby I did something wrong
Please guys someone help me to solve this problem ,because I can not use the phone....
No one have ever faced or seen this problem with someone and solved??

[q] please help dont know where to turn to next

T959V has same imei even under batt, but samsung and t-mobile reads as different phon. When I bought the phone, I didn't think anything was
wrong, until T-Mobile told me to try to us kies mini, to update, cause it read as firmware version un registered. So I called back, under technical support an the said my imei was showing up as a Samsung Focus which is a Windows 7 phone, so I go under settings scroll down to about phone, and under status it said's model number which states SGH-T959V Firmware version 2.3.6, Baseband Version T959VUVKJ6 KERNEL VERSION 2.6.35.7-T959VUVKJ1-CL611444, Build Number GINGERBREAD.VUVKJ6 ( WHI USED ODIN TO FLASH IT) iT USED TO HAVE FROYO ON IT . UNDER THE STATUS IT SAIDS PHONE NUMBER, SIGNAL,ETC. IT GIVES ME THE IMEI NUMBER, THE SAME NUMBERAS IF I PRESS ##06# AND UNDER TH BATTERY. WHY ISNT T-MOBILE OR SAMSUNG, OR AT&T SEEING THIS AS A SAMSUNG SGH-I917 , OHH THIS PHONE HAS BEEN ROOTED WITH VOODOO. HOW CAN I FIX THIS ANY HELP WOULD BE SO APPRECIATED
THANK YOU
john_wilkins2002 said:
T959V has same imei even under batt, but samsung and t-mobile reads as different phon. When I bought the phone, I didn't think anything was
wrong, until T-Mobile told me to try to us kies mini, to update, cause it read as firmware version un registered. So I called back, under technical support an the said my imei was showing up as a Samsung Focus which is a Windows 7 phone, so I go under settings scroll down to about phone, and under status it said's model number which states SGH-T959V Firmware version 2.3.6, Baseband Version T959VUVKJ6 KERNEL VERSION 2.6.35.7-T959VUVKJ1-CL611444, Build Number GINGERBREAD.VUVKJ6 ( WHI USED ODIN TO FLASH IT) iT USED TO HAVE FROYO ON IT . UNDER THE STATUS IT SAIDS PHONE NUMBER, SIGNAL,ETC. IT GIVES ME THE IMEI NUMBER, THE SAME NUMBERAS IF I PRESS ##06# AND UNDER TH BATTERY. WHY ISNT T-MOBILE OR SAMSUNG, OR AT&T SEEING THIS AS A SAMSUNG SGH-I917 , OHH THIS PHONE HAS BEEN ROOTED WITH VOODOO. HOW CAN I FIX THIS ANY HELP WOULD BE SO APPRECIATED
THANK YOU
Click to expand...
Click to collapse
Ah, stop yelling! I HAVE PROBLEMS READING ALL CAPS.
I think you need to tell us what the problem is again.
The only problem I see is that you say that the imei under the battery is not the same as the imei in the about -> status area of the phone.
I'm going to guess that you bought your phone off craigslist or something.
Beyond that, it's hard to follow what else you are rambling about. So, please ask your question again.
re:dont know what to try next!!!!
bhundven said:
Ah, stop yelling! I HAVE PROBLEMS READING ALL CAPS.
I think you need to tell us what the problem is again.
The only problem I see is that you say that the imei under the battery is not the same as the imei in the about -> status area of the phone.
I'm going to guess that you bought your phone off craigslist or something.
Beyond that, it's hard to follow what else you are rambling about. So, please ask your question again.
Click to expand...
Click to collapse
The imei for the phone is all the same 1.( ##06# ) is the exact as under the battery. now the imei is the exact as the settings, about phone, status, scroll down to see imei. The phone works good with a few glitches here and there, and is also unlocked, this was done by him first. Then I tried to have it flashed to gingerbread to fix it using odin, it did have fryo on it, no craigslist, just knew the guy, well thought I did anyway. Now he wont return any calls or emails.
Problem Samsung and T-Mobile and AT&T sees the phones imei as a Samsung focus sgh-i917. What do you think that happened to this? and how can I fix this issue? sorry for the rambling but I wanted to try to get as specific as I could as far as I know Samsung focus is a windows 7 phone, but this Samsung galaxy s 4g has android. sorry for all cap in earlier post thanks just for reading

IMEI Number mismatch after re-installation of stock rom

Hi everyone,
I have read up a lot on different people in similar situations to myself, but none of the solutions I have found have been successful. Anyway, here goes:
01) I rooted my GT-N7100 (Samsung Galaxy Note II) using Odin and then installed Cyanogenmod onto it.
02) I decided that I did not like CM, so I downloaded the stock rom for the handset and went through the process of putting the phone back to normal
03) This was successful, however, during the process my IMEI number has changed on the OS level, so that now the IMEI written on the device is different to the one that is displayed in the device status.
I am not trying to change my IMEI number to anything other than the number that it is supposed to be, I just want to be able to make calls and use my mobile data again. If anyone has any ideas about how I can go about editing the current IMEI number, I would be really appreciate it. I'm aware that this is a taboo subject due to the legality of changing the number, but all I want to do is get my phone back to the way it was.
Please feel free to ask me for any further information.
Thanks in advance.

MI4C IMEI/Baseband unknown

Hi guys!
Yesterday my firmware update went terribly wrong and now I have a device that states that imei and baseband are unknown, so I my both sim-cards don't work.
I've tried several types of IMEI restoration, but none of them worked.
Unfortunately I don't have any backup for nvram. So, my guess is that there is a problem with EFS partition on the phone.
In QPST NV RF Manager I see my real IMEI from the box, so I guess it is still present, but my baseband doesn't work. Can you please suggest any help on recovering the baseband? Or if it is possible share with me modem backup or nvram backup without IMEI (I've seen on this forum that one guy with Samsung S3 had a kind of the same problem and he was given a working nvram backup without IMEI (IMEI was 0/00)) I can write my IMEI then, if baseband works again. Will appreciate any help.
Send it back. Only the oem is legally able to mess with the IMEI.
zelendel said:
Send it back. Only the oem is legally able to mess with the IMEI.
Click to expand...
Click to collapse
Well... I have managed to make it work again and my original IMEI is back. The only thing I had to do is to restore a working NVRAM backup (from another device) via QPST. So, it wasn't that hard. Much simpler than sending it back to China.
landslider said:
Well... I have managed to make it work again and my original IMEI is back. The only thing I had to do is to restore a working NVRAM backup (from another device) via QPST. So, it wasn't that hard. Much simpler than sending it back to China.
Click to expand...
Click to collapse
If you restored the file from another device then it won't have the right IMEI.
zelendel said:
If you restored the file from another device then it won't have the right IMEI.
Click to expand...
Click to collapse
It HAS right IMEI, I checked it with the original box. No need to put up an argument about it. Both devices (mine and the one which was backupped and restored from) are working fine, bot have ORIGINAL IMEI numbers and no errors considering networks or MI accounts. So, actually I have no idea what you are trying to tell me.
landslider said:
It HAS right IMEI, I checked it with the original box. No need to put up an argument about it. Both devices (mine and the one which was backupped and restored from) are working fine, bot have ORIGINAL IMEI numbers and no errors considering networks or MI accounts. So, actually I have no idea what you are trying to tell me.
Click to expand...
Click to collapse
I'm not making an argument. I'm trying to figure out how a number which is supposed to be hard coded into the file is then restored by restoring the files from a different device.
As these devices are not sold in the states learning as much as possible is a good thing.
Glad you got it working.
zelendel said:
I'm not making an argument. I'm trying to figure out how a number which is supposed to be hard coded into the file is then restored by restoring the files from a different device.
As these devices are not sold in the states learning as much as possible is a good thing.
Glad you got it working.
Click to expand...
Click to collapse
Okay, sorry. I will try to make it a bit clearer=) This device is not sold in Russia either (officially at least), so the only way to get it is to buy from aliexpress or ebay or anything else. In that case the buyer doesn't get any guarantee or official support. So if the device is broken and can't be restored it turns into a garbage. I believe that in the US the situation with that kind of devices is almost the same.
Now, if You are not familiar with QPST it is a software package for qualcomm based devices which can make backup/restore of some non-firmware software from the device (like IMEI, ESN, Baseband, LTE Channels etc). As for IMEI number, basically, as You've said it is hard coded into device so it is pretty hard to get it changed or fully deleted. Here we come to my case of unknown Baseband and IMEI. Though via phone settings I could see: "Unknown", my IMEI didn't change and was stored in the device. The "error" or smth like that happened after the factory reset and my guess is that the file structure of NVRAM was changed. So, backup of NVRAM taken from the working device didn't actually have IMEI or ESN in it, but it has the right file structure without any errors. That is what happened, the file structure was restored without changing any factory numbers.
If you have any questions, feel free to ask
landslider said:
Okay, sorry. I will try to make it a bit clearer=) This device is not sold in Russia either (officially at least), so the only way to get it is to buy from aliexpress or ebay or anything else. In that case the buyer doesn't get any guarantee or official support. So if the device is broken and can't be restored it turns into a garbage. I believe that in the US the situation with that kind of devices is almost the same.
Now, if You are not familiar with QPST it is a software package for qualcomm based devices which can make backup/restore of some non-firmware software from the device (like IMEI, ESN, Baseband, LTE Channels etc). As for IMEI number, basically, as You've said it is hard coded into device so it is pretty hard to get it changed or fully deleted. Here we come to my case of unknown Baseband and IMEI. Though via phone settings I could see: "Unknown", my IMEI didn't change and was stored in the device. The "error" or smth like that happened after the factory reset and my guess is that the file structure of NVRAM was changed. So, backup of NVRAM taken from the working device didn't actually have IMEI or ESN in it, but it has the right file structure without any errors. That is what happened, the file structure was restored without changing any factory numbers.
If you have any questions, feel free to ask
Click to expand...
Click to collapse
It is almost the same with a few exceptions. One being that their devices are banned from all people that work for the government, sometimes they get stopped at customs due to copyright issues and with the latest news about them coming loaded with malware, most won't buy them.
That makes sense in a way. Not sure why a factory reset would mess up that part of the device as it shouldn't touch it.
Thanks for the info.
zelendel said:
Not sure why a factory reset would mess up that part of the device as it shouldn't touch it.
Click to expand...
Click to collapse
I don't know either, but it was an unforgettable experience and a lesson to do backups of everything.
Hi @landslider, what's up friend? I have the same problem but I have no backup hidden partitions. Could you help me fix my device?
harolete said:
Hi @landslider, what's up friend? I have the same problem but I have no backup hidden partitions. Could you help me fix my device?
Click to expand...
Click to collapse
Hi! Have you tried flashing China developer rom with Miflash?
Second option: Connect to your PC and run QPST according to one of the manuals (in order for your phone to show up as a COM), run RF NV Manager and look up your line 550 NV_IMEI if it is filled with numbers that are the same as on your box (check HEX above them and numbers should resemble yours from box but written in opposite direction, eg: on the box it is XXXX69XXXXX in the QPST it will be 96). So, if your IMEI is at its place than all you need is a working device from someone to make a backup. Backup must be made in newer versions of QPST in *.xqcn format and than restored to your phone with checked box "allow ESN mismatch"
landslider said:
Well... I have managed to make it work again and my original IMEI is back. The only thing I had to do is to restore a working NVRAM backup (from another device) via QPST. So, it wasn't that hard. Much simpler than sending it back to China.
Click to expand...
Click to collapse
Could you teach me how to do that? how can i make nvram backup via other mi4c? and how can i put it into my mi4c ?? as i am not good at computer so i need your detailed explanation. I would be very glad if you help me.....
landslider said:
Okay, sorry. I will try to make it a bit clearer=) This device is not sold in Russia either (officially at least), so the only way to get it is to buy from aliexpress or ebay or anything else. In that case the buyer doesn't get any guarantee or official support. So if the device is broken and can't be restored it turns into a garbage. I believe that in the US the situation with that kind of devices is almost the same.
Now, if You are not familiar with QPST it is a software package for qualcomm based devices which can make backup/restore of some non-firmware software from the device (like IMEI, ESN, Baseband, LTE Channels etc). As for IMEI number, basically, as You've said it is hard coded into device so it is pretty hard to get it changed or fully deleted. Here we come to my case of unknown Baseband and IMEI. Though via phone settings I could see: "Unknown", my IMEI didn't change and was stored in the device. The "error" or smth like that happened after the factory reset and my guess is that the file structure of NVRAM was changed. So, backup of NVRAM taken from the working device didn't actually have IMEI or ESN in it, but it has the right file structure without any errors. That is what happened, the file structure was restored without changing any factory numbers.
If you have any questions, feel free to ask
Click to expand...
Click to collapse
so can you please upload that xqcn file from the working device ? i have the same issue and i can't find a working mi4c inn my area !
spybit2008 said:
so can you please upload that xqcn file from the working device ? i have the same issue and i can't find a working mi4c inn my area !
Click to expand...
Click to collapse
Hi! Unfortunately no, I can't. I don't have xiaomi mi4c anymore
spybit2008 said:
so can you please upload that xqcn file from the working device ? i have the same issue and i can't find a working mi4c inn my area !
Click to expand...
Click to collapse
http:/ en.miui.com thread-315233-1-1.html (replace whitespaces with slash)
There is a thread in official forum where one guy shares qcn backup. There is also an instruction to restore IMEI and baseband. But It doesn't help for me. Network still unavailable.

Restoring Sprint baseband

Can someone give me a general idea of how to restore a lost Sprint baseband? I have a working phone the same model as the broken one, with root access, DIAG and MSL. I have tried modifying and restoring the QCL, and copying the partitions of the working phone, but nothing works. I can restore the IMEI and MEID numbers, but it won't recognize the SIM card and DFS
shows much missing information. I tried copying the NV files but that doesn't work either.
The phone is an unusual model. I have seen guides to restoring specific phones but I need something more general.
Please help
so, the problem is that you have lost it.
you can use z3x without box version to recover imei { your original } and patch certificate to get baseband and sim working.
if you need video tutorial search on youtube. thanks.
[email protected] said:
so, the problem is that you have lost it.
you can use z3x without box version to recover imei { your original } and patch certificate to get baseband and sim working.
if you need video tutorial search on youtube. thanks.
Click to expand...
Click to collapse
Thanks, dude. But as far as I can tell, z3x without box is only for Samsung devices.
can you please tell me your phone model and processor.
because if it it MTK then fix is very easy through engineering mode.
if it is qualcomm then fix might be complicated
if its samsung or lg then fix is z3x without box.
i am also learning, so pardon me if i asked any silly things,
[email protected] said:
can you please tell me your phone model and processor.
because if it it MTK then fix is very easy through engineering mode.
if it is qualcomm then fix might be complicated
if its samsung or lg then fix is z3x without box.
i am also learning, so pardon me if i asked any silly things,
Click to expand...
Click to collapse
It's a Sonim with a Qualcomm 8909 chip. But listen, I'm not exactly a newbie. Please don't give me simplistic answers. I believe what I've been working on is generally the way to go, I just need to figure out which part to do in what order

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