CAN a Rom Change The **IMEI** number - Galaxy S III Q&A, Help & Troubleshooting

I am on CM10.1
and i have noticed today that my imei no is different at back of device and when i press *#06#
IMEI ON BOX AND BACK OF DEVICE IS SAME
BUT
on mobile its different

Its possible if your efs folder gets damaged .
It happens from time to time when people flash, I would restore my backup if the efs folder.
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delsus said:
Its possible if your efs folder gets damaged .
It happens from time to time when people flash, I would restore my backup if the efs folder.
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Click to expand...
Click to collapse
Or flash stock rom.
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delsus said:
Its possible if your efs folder gets damaged .
It happens from time to time when people flash, I would restore my backup if the efs folder.
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Click to expand...
Click to collapse
I believe he has a valid imei but it does not match that on the box or back..this is the first time I have seen this case..
1. Some one opened the box and replaced the original phone..
2. Refurbished phone in a different box..
3. Somehow the phone got mixed up in packaging..
Any of the above scenarios may be the reason..
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zoot1 said:
I believe he has a valid imei but it does not match that on the box or back..this is the first time I have seen this case..
1. Some one opened the box and replaced the original phone..
2. Refurbished phone in a different box..
3. Somehow the phone got mixed up in packaging..
Any of the above scenarios may be the reason..
Sent from my GT-I9300 using Tapatalk 2
Click to expand...
Click to collapse
none of those are possible, because the imei under the battery is the same as on the box

do u have EFS backup ??
i think ur efs folders get damaged while installing Rom
try to flash stock rom if didn't work u have to restore ur efs backup

yahyoh said:
do u have EFS backup ??
i think ur efs folders get damaged while installing Rom
try to flash stock rom if didn't work u have to restore ur efs backup
Click to expand...
Click to collapse
yes i have efs backup.

Glebun said:
none of those are possible, because the imei under the battery is the same as on the box
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Click to collapse
ya now when I think of it none of them are possible..well it might have happened when Samsung was flashing the phone for the first time and there was a mixup....i don't think restoring the backup will solve it as the backup will have the same IMEI...flashing the rom never changes the EFS to something valid..

nitinvaid said:
yes i have efs backup.
Click to expand...
Click to collapse
I would restore your efs backup it will at least rule that out.
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From what I've seen on previous posts if imei is zeroes like "0000000000" it means an efs issue, if completely different that really doesn't sound right at all.
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Does it start 0049......?

Wrong IMEI is usually one of two IMEI codes . 0000 and something like 0046 .
Reads as a corrupt EFS folder to me as presumption is that it was the correct IMEI before you started flashing roms .
jje

on box and back of battery it starts with 353719**********
and at mobile it starts with same 353719********** that stars are changed

just now i flashed the samsung official indian rom and the IMEI no is still different
s guess its samsung mistake

possible reason is u got repaired galaxy s3. i mean Samsung service center guys changed motherboard and they forget that now imei number also changed.

exynoss said:
possible reason is u got repaired galaxy s3. i mean Samsung service center guys changed motherboard and they forget that now imei number also changed.
Click to expand...
Click to collapse
Nope mine is just one month old it has not seen any face of any service center member
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Related

Flashing custom ROM kills EFS

I have problem with flashing, bought sgs2 today, wanted to make flash custom rom, phone is rooted with Doomlord exploit and there is cf root kernel flashed for cwm access (flashed via odin mobile), no simlock
When I flash any custom rom, phone apk keeps crashing, there is no cellular network and no IMEI in About the Phone section. I have tried restoring IMEI with EFS pro but after reboot its the same problem. I have EFS backup and nandroid backup.
What is wrong, I have two other phones, sgs2 and note, I didn't have those problems before, what is wrong this time? Any help will be great for me, I would appreciate ideas.
Is your phone plugged in to the wall charger or a USB port.
I used a custom ROM that would not allow me to reboot plugged in. Same problems as you.
When I reboot unplugged, service returns.
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I'm aware of this problem, happend to me before, but unplugging doesn't help in that case. When I delete nv_data.bin and nv_data.bin.md5 it helps instantly but returns after reboot.
I have nv_data.bak in this folder and its some old file, like 2010 old, should I deleted it or something?
solved with wipe, which gave me random IMEI then restored right one with EFS Pro (thanks a lot for Dev Team of that app)
I keep reading about people loosing their ime after a flash but never bothered to remember if the flash was via CWM or Odin.
This might already have been investigated and I've missed it but it would be nice to know if anyone has lost their ime using Odin or if it's only through CWM.
This looks like it's happening more and more so it would be good to find out the cause.
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This happened me yesterday, glad you managed to fix it, I didn't have a backup but thankfully there is a market app called GSII-repair and it can restore imei without a backup, hope this helps someone
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eamon0989 said:
This happened me yesterday, glad you managed to fix it, I didn't have a backup but thankfully there is a market app called GSII-repair and it can restore imei without a backup, hope this helps someone
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Click to expand...
Click to collapse
i cant find this app you talking about..what is the exact name or dev?
dzel said:
i cant find this app you talking about..what is the exact name or dev?
Click to expand...
Click to collapse
Google finds it
http://www.androidapps-home.com/gsii-repair-android-2555711.html
jje

[Q] O.K just screwd up my IMEI /EFS erased

hi Guys
trying to unlock my galaxy s3 ,my EFS folder was erased ,
I didn't made any backup of any kind, actually i trusted my friend to do the unlock,
and that's what happens...
is there ant way of restoring the EFS folder ?
afaik if you didn't make a back up, you're screwed. but I did hear something about going on google play and obtain your imei from there...the rest idk
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do you have any other software installed on the phone already ?
I had the same problem. Did not back anything up. And mine was rooted. I just flashed the stock Indian rom and went to the Samsung service centre. They did not check the binary counter. And replaced my motherboard for free ie under warranty. I stay in Navi Mumbai. Hope this helps you.
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You can try this although this is for gs2
http://forum.xda-developers.com/showthread.php?t=1264021
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eyal4fun said:
hi Guys
trying to unlock my galaxy s3 ,my EFS folder was erased ,
I didn't made any backup of any kind, actually i trusted my friend to do the unlock,
and that's what happens...
is there ant way of restoring the EFS folder ?
Click to expand...
Click to collapse
I would say reflashing the stock rom...that solved it for me on the s1 in the past.
I did the same flashing a dodgy ROM on my Nexus S along with around another 100 or so people. Unfortunately the Devs were unable to fix it. Reverted back to stock locked the bootloader and sent it back to Samsung.
Got it back about 10 days later repaired and with the bootloader unlocked. I'm sure they knew I'd messed with it and that's why they sent it back with bootloader unlocked.
If you do have to send it back let us know how you get on. It would be interesting to see if Samsung will refuse warranty or not.
Hopefully you won't have to go down that path but I wouldnt hold your breath.
Marc
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Depending on how he tried to unlock it, he had to transfer the file to the computer.
Are you sure the original nv_data.bin is not still stored _somewhere_?

Help! Imei SV number changed when flashing Omega v29?

My imei has an sv number 01 at the back. After flashing the rom, it becomes a 04. Thoughts? Imei at the front still intact though.
Ev0d3vil said:
My imei has an sv number 01 at the back. After flashing the rom, it becomes a 04. Thoughts? Imei at the front still intact though.
Click to expand...
Click to collapse
This is very odd I have heard of the EFS becomming corrupt and changing the imei to 0000 but not SV part of the IMEI. Have you tried flashing back to stock and reflashing the rom.
Also did you back up your EFS I think omega rom automatically backs it up or at least there is an option. If so there is plenty of tutorials on here
Yes backed it up already. Whats sv number? Should i restore my original EFS? I still can call out though. Will restoring my original EFS make it back to /01?
Ev0d3vil said:
Yes backed it up already. Whats sv number? Should i restore my original EFS? I still can call out though. Will restoring my original EFS make it back to /01?
Click to expand...
Click to collapse
I think as long as everything is working see how you get on. The SV number is Software Version Number but I dont know why this would have changed and what are the effects of it changing are. I have flashed several roms and not come accross this, keep your efs back up and see how you get on.
If anyone disagrees with that statement please reply, I am not an expert and this is purely my own opnion.
---------- Post added at 04:37 PM ---------- Previous post was at 04:36 PM ----------
carrd said:
I think as long as everything is working see how you get on. The SV number is Software Version Number but I dont know why this would have changed and what are the effects of it changing are. I have flashed several roms and not come accross this, keep your efs back up and see how you get on.
If anyone disagrees with that statement please reply, I am not an expert and this is purely my own opnion.
Click to expand...
Click to collapse
May also be worth asking in the Omega Rom thread.
Ok tried doing a restore using ktool, still nothing changed, imei still intact and sv still 04. I guess it might have changed when i flashed the omega rom. Btw, i have lots and lots of backup of my efs. Everything in my com, phone etc so that if anything goes wrong, i still have hope. A trip to Samsung sucks tho
Ev0d3vil said:
Ok tried doing a restore using ktool, still nothing changed, imei still intact and sv still 04. I guess it might have changed when i flashed the omega rom. Btw, i have lots and lots of backup of my efs. Everything in my com, phone etc so that if anything goes wrong, i still have hope. A trip to Samsung sucks tho
Click to expand...
Click to collapse
Can you still make calls sms etc...??? I also found something there is a hidden menu in my I9305 I am sure its in the I9300 aswell but I saw option saying [5] run EFS SYNC I wonder what that does
the Hidden Menu *#197328640# Option 5 says EFS sync..
I wonder
Ev0d3vil said:
Ok tried doing a restore using ktool, still nothing changed, imei still intact and sv still 04. I guess it might have changed when i flashed the omega rom. Btw, i have lots and lots of backup of my efs. Everything in my com, phone etc so that if anything goes wrong, i still have hope. A trip to Samsung sucks tho
Click to expand...
Click to collapse
Luckily your phone seems to be ok so thats something. a trip to samsung definatly sucks good job we got XDA as most things people know how to resolve or have a mod for
btemtd said:
Can you still make calls sms etc...??? I also found something there is a hidden menu in my I9305 I am sure its in the I9300 aswell but I saw option saying [5] run EFS SYNC I wonder what that does
Click to expand...
Click to collapse
Yes, calls and sms works fine! Just that i'm bugged by the sv number change. As i said above, i keep efs backups everywhere just in case something goes wrong. Pays to be a lil paranoid about it.:fingers-crossed:
Ev0d3vil said:
Yes, calls and sms works fine! Just that i'm bugged by the sv number change. As i said above, i keep efs backups everywhere just in case something goes wrong. Pays to be a lil paranoid about it.:fingers-crossed:
Click to expand...
Click to collapse
My imei sv changed too...idk why but the phone is working normally
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Try this if u dare hehe the Hidden Menu *#197328640# Option 5 says EFS sync..
I have that optiion on my i9305 dont know what it does tho looks interesting lol
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Same here after flash of v29
But device seems to be still okay...
I recommend to do this:
- Flash phone back to stock ICS
- Root phone
- Restore EFS backup
- Check IMEI again
Hope this helped,
CodeOMG
Yep same here, I was on 01 on v28 now 04 on v29.
No problems experienced.
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I just flashed paranoid rom and it is 01 again..
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CodeOMG said:
I recommend to do this:
- Flash phone back to stock ICS
- Root phone
- Restore EFS backup
- Check IMEI again
Hope this helped,
CodeOMG
Click to expand...
Click to collapse
Could you explain me, why we should do so, hence the fact that there are no real problems?
You're recommending a method that is possible to brick a device if something goes wrong...
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ch0ka said:
Could you explain me, why we should do so, hence the fact that there are no real problems?
You're recommending a method that is possible to brick a device if something goes wrong...
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Click to collapse
IMEI changing isn't a good thing... OP says it's just changed after flashing a ROM. I'd take no risk and would flash stock back. BTW, you're really stupid if you break your phone with flashing stock.
CodeOMG
Nope...I was referring to the restore efs part
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Helppppp pleasee

Hey guys i have a real problem with my s3...i installed a rom but i didnt have signal, so i follow a tutorial to fix it, but now i just have this on my cellphone and no signal at all...
I tried everything, even restoring my nandroid backup... What can i do?
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R.cortesia69 said:
Hey guys i have a real problem with my s3...i installed a rom but i didnt have signal, so i follow a tutorial to fix it, but now i just have this on my cellphone and no signal at all...
I tried everything, even restoring my nandroid backup... What can i do?
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Click to expand...
Click to collapse
I hope you didn`t mess up your EFS folder, did you back it up? If the EFS folder is corrupted/wiped and you cannot restore it you need to take the device in for repair.
Do you have the correct APN settings in settings, mobile networks?
I have a backup of my EFS folder, but I don't know if I'm restoring it right ... how I do it? Cause I'm following a tutorial but nothing happens...
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gee2012 said:
I hope you didn`t mess up your EFS folder, did you back it up? If the EFS folder is corrupted/wiped and you cannot restore it you need to take the device in for repair.
Do you have the correct APN settings in settings, mobile networks?
Click to expand...
Click to collapse
Respond please...
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R.cortesia69 said:
Respond please...
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Click to collapse
I haven`t done it yet myself, so i`am not 100% sure on how to do it. Don`t want to get you into trouble by saying the wrong thing though,. There is an option in the S3 Toolkit to restore a efs folder i think. Download the S3 Toolkit by Mskip and read it well and try it or wait for someone else who knows more about this stuff. There are also various tools like for instance K-Tool by hellcat that can backup/restore efs folders. Good luck
get the philz touch cwm recovery
get into recovery mode
go into advance, restore efs backup
done

Blank IMEI after latest CM10.1.3 stable

I just flashed the latest stable 10.1.3 from CyanogenMod (released September 23) and now my IMEI is blank. Is there any way for me to restore it? I stupidly do not have a backup of the efs folder. When I check the efs folder now, it's empty. Is there anything I can do? Any help is appreciated.
Try this.maybe it could help.
Take out your provider card.Boot the Rom without it.then turn it off and put the provider card in. Boot your rom now.Is your imei back?
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I tried this on mine when my IMEI number was changed by a rom. It didn't work for that. I reflashed to stock and mine came back. Can't get a back-up because it won't stay rooted same reason I can't restore it with Titanium. I started a thread on that issue.
I don't think titanium does imei... Reboot to stock or restoring an efs folder backup are the only ways I know how to restore an imei
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Flash to stock with Odin. Get cwm recovery from the essential hard to find files thread in Dev section. Then flash cm7.2.0 backup imei from cm7 then flash to what ever ROM you want
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Sorry, didn't mean to hijack this thread!
Cooptx said:
I don't think titanium does imei... Reboot to stock or restoring an efs folder backup are the only ways I know how to restore an imei
Sent from my SGH-T959V using Tapatalk 4
Click to expand...
Click to collapse
You were correct. Titanium restores Android ID. It had been a while and had forgotten what is corrected by Titanium. Thanks clicked.
cannondaleV2000 said:
Flash to stock with Odin. Get cwm recovery from the essential hard to find files thread in Dev section. Then flash cm7.2.0 backup imei from cm7 then flash to what ever ROM you want
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Click to expand...
Click to collapse
I used SOC, got root to stick, was able to load RemICS without IMEI changing. Thanks clicked.
Thanks for the suggestions everyone. I was at work when it happened, so I kind of panicked, lol. When I got home I flashed the stock image with Odin and now it's working fine. But I have since made a backup of the efs folder so I can just restore the folder if it ever happens again. You always learn the hard way, lol.

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