[Q] IMEI has become unknown - Galaxy S III Q&A, Help & Troubleshooting

H All,
While flashing a new ROM CM 10.2 to my Samsung S3, my IMEI has become "unknown" and and due to that i have no network.
I am searching for a solution for that past 2 days and learned a lot but didn't find a specific solution, found a lot of tutorials with broken links, etc...
Please HELP!!!
I didn't found a working stock ROM too.
please i need a full help here.
ps.: i don't have a backup of my efs folder and my phone wasn't blocked or something
Thanks in Advance

Not sure if this is the same problem but this might be of help http://forum.xda-developers.com/showthread.php?t=1918601

Kikao said:
H All,
While flashing a new ROM CM 10.2 to my Samsung S3, my IMEI has become "unknown" and and due to that i have no network.
I am searching for a solution for that past 2 days and learned a lot but didn't find a specific solution, found a lot of tutorials with broken links, etc...
Please HELP!!!
I didn't found a working stock ROM too.
please i need a full help here.
ps.: i don't have a backup of my efs folder and my phone wasn't blocked or something
Thanks in Advance
Click to expand...
Click to collapse
Your question has been posted multiple times . Forum rules require you to search before posting .
Google <<< I9300 your search terms > xda
UNDERSTAND FIRST
http://forum.xda-developers.com/showthread.php?t=2362743
Network IMEI EFS
http://forum.xda-developers.com/showthread.php?t=2393289
Downgrade and network problems .
http://forum.xda-developers.com/showthread.php?t=2531221

Try to flash the MG4 Modem (worked for me to get my IMEI back)
Device: Samsung Galaxy S3
ROM: CyanogenMod 11 (Temasek Unofficial V25)
Kernel: Boeffla-Kernel-CM11-2.1-Beta7-

Please use one of the existing threads on this topic. Thanks.
Thread closed.

Related

[Q] coruppted IMEI - really need help

Hi guys ,
I've flashed a new stock ROM to my sgs3 and IMEI got corrupted , I've already flashed Samsung phones 100s of times and it never happened but now it did.
anyways ,
I think I have some kind of international version , phone model is GT-I9300 .
IMEI shows the generic 00 IMEI.
my serial number(S/N , not IMEI) was good at first but then tried to flash an older stock ROM and now it's all zeros.
Please help me guys , I'm pretty desperate... spend more than 6 hours yesterday (and another 3 hours now )of trying to fix this and still without any success so please don't think I'm just asking here and too lazy to google it.
any help will be deeply appreciated.
Hi,
We have a sticky thread all about IMEI / EFS issues. This is because if you do a search here now, you'll find literally hundreds of threads all about the same thing.
Please go to:
general > Sticky roll-up thread > "IMEI / EFS - Know this stuff"
... have a read. If you have further questions, please feel free to ask them in that thread. We set it up to try and keep the forum tidy.
Thanks
thanks , I will go dig there right now.
Do please read all of post 1, to the end

[Q] EMIE change after omega rom installed

Hi everyone,
I hope someone can assist me.
I rooted my i9300 device using Samsung Galaxy S3 ToolKit.
After installing Omega ROM 46.1
What i discovered after installing omega rom is that my IMEI number had changed to 004999010640000 and am no longer registered on my network.
I then went to rom manager as i had a backup of my sock rom i restored it but still no network says not registered to network.
i went to a couple of forums n dowloaded offical stock rom from this link (http://forum.xda-developers.com/showthread.php?t=2005286) still no network no back up nothing and the emie is still changed 004999010640000.
current version on mmy ph is
GT I9300
model 4.1.2
basebande version : I9300xxemb6
kernel version : 3.0.31 -1071725
build number : jzo54k.i9300xxemc3
after installing stock rom from this link (http://forum.xda-developers.com/showthread.php?t=2005286)
So basically:
I get the wrong IMEI number when running stock android from Samsung.
and nothing seems to work as not network
Can someone assist me with this? as i am new to changing roms .
You're going to have to search, as discussion of methods to change a device's IMEI is illegal in many places and cannot be discussed on XDA.
Sorry that it's not much help, but the answers are out there if you use Google properly.
SimonTS said:
You're going to have to search, as discussion of methods to change a device's IMEI is illegal in many places and cannot be discussed on XDA.
Sorry that it's not much help, but the answers are out there if you use Google properly.
Click to expand...
Click to collapse
hi ,
i dont want to change my imei number i just want to restore it to original one if you could plzplzplz help me with some tips or link's to work on as i am new to this romin thing plz help been allmost 5 days no solutions ................................................:crying::crying::crying::crying::crying:
help plz
sainritesh said:
hi ,
i dont want to change my imei number i just want to restore it to original one if you could plzplzplz help me with some tips or link's to work on as i am new to this romin thing plz help been allmost 5 days no solutions ................................................:crying::crying::crying::crying::crying:
Click to expand...
Click to collapse
if some body can help me in this plz do so i have done a lot of restoring nothings workin.......
sainritesh said:
if some body can help me in this plz do so i have done a lot of restoring nothings workin.......
Click to expand...
Click to collapse
Go to Faqs and Guides and read and post in the EFS/ IMEI thread we do not need yet another thread.
As it looks like you failed to backup your EFS as per the instructions its best to take it to a service centre for repair .
Please read the stickies then if you have any questions post in the sticky thread which is actively maintained. Also its IMEI not EMIE

[Q] No network after Odin flash

Hello all,
I live in The Netherlands and I had bought the Samsung Galaxy SIII from a telephone provider in the Netherlands.
I had an official ROM for the Samsung Galaxy SIII and everything worked ok.
It was working on Android 4.1.2. and I wanted to flash it to Android 4.3. with Odin. It was the first time I ever flashed something in my life so I was very happy that it seems to turn out well.
But I discovered that I have a big problem on my hands know because my IMEI is completly gone, my phone number has become unknown and my network is gone too!
I still can use WI-FI on my phone but that's it!
Does anyone has any idea how this can be solved?
I am aware that there are simulair posts here with this subject but it didn't help me so for that reason I desided to post a new one for this issue.
Thanks in advance!
Follow these guides if they can't help sounds like a service job..
Please tell me you backed up your efs?
Try this http://forum.xda-developers.com/showpost.php?p=43946365&postcount=15
Or this http://forum.xda-developers.com/showthread.php?t=2393289
I am aware that there are simulair posts here with this subject but it didn't help me so for that reason I desided to post a new one for this issue.
Its not a new issue its posted multiple times please post in the relevant stickied EFS/IMEI post .
See post above .
Mod Edit
Please read the stickies in the General section.
Duplicate thread is closed
malybru
Forum Moderator

[Q] help

Hello i'm new here. So i hope that is the right topic here.
I try to root my samsung galaxy s3 (I9300 and 4.1.2 i think).
So i tried every version farmaroot
But nothing works. Have someone a solution for me?
Thanks for your help. Cross
You'll have better luck asking in that question in the forum for the international version. This one is for the Verizon I535.
Sent from my SCH-I535 using Tapatalk
Questions and Help issues go in Q&A and Help section
Thread moved
Thanks
FNSM
crossstriker said:
Hello i'm new here. So i hope that is the right topic here.
I try to root my samsung galaxy s3 (I9300 and 4.1.2 i think).
So i tried every version farmaroot
But nothing works. Have someone a solution for me?
Thanks for your help. Cross
Click to expand...
Click to collapse
Your question has been posted multiple times . Forum rules require you to search before posting .
Google <<< I9300 your search terms > xda
STICKYS
http://forum.xda-developers.com/showthread.php?t=2344125
UNDERSTAND FIRST
http://forum.xda-developers.com/showthread.php?t=2362743
Network IMEI EFS
http://forum.xda-developers.com/showthread.php?t=2393289
Downgrade and network problems .
http://forum.xda-developers.com/showthread.php?t=2531221
Phone Freezes
http://forum.xda-developers.com/showthread.php?t=2133401
Sudden Death .
http://forum.xda-developers.com/showthread.php?t=2091045
RETURN TO STOCK
http://forum.xda-developers.com/showthread.php?t=2323847
BATTERY LIFE.
BETTER BATTERY STATS
http://forum.xda-developers.com/showthread.php?t=2539568
Lost Data 0

[Q] SGS 3 down grade to ICS stock from 4.3 issue

hi there
I received official 4.3 update. frankly i didnt like it just like the jeally bean. call me crazy but i really liked the ICS too much and it was more than i need. i usually downgrade from jellaybean to ICS without any problems. its just last night when i tried to do that from the 4.3 i lost my Imei and it leads to no network thing / lost signal !! i was trying to use my stock room ( latest ICS update ) which is I9300XXBLH1_I9300OJVBLH1_XSG but now after flashing this as i mentioned i cant do calls.
Is there is any way to fix this? i heard that i have to flash the modem and thats all. please help am currently on 4.3 .
thank you soo much guys.
Your question has been posted multiple times . Forum rules require you to search before posting .
Google <<< I9300 your search terms > xda
Use the existing threads .
UNDERSTAND FIRST
http://forum.xda-developers.com/showthread.php?t=2362743
Network IMEI EFS
http://forum.xda-developers.com/showthread.php?t=2393289
Downgrade and network problems .
http://forum.xda-developers.com/showthread.php?t=2531221
Mod Edit
Please refer to ,and post in the stickies in the General section.
Thread closed
malybru
Forum Moderator

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