EFS problem?? - Galaxy S III Q&A, Help & Troubleshooting

I was using ultima rom running 4.1.2 before and flashed cynogenmod 4.2.2 following all necessary steps but after that my phones signals are gone , wrong imei etc. After that I flashed 2 or 3 more roms but same problem on all. How to I solve it I tried backing up EFS folder and restored it but didn't work out!!!! anyone help me out???????
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ashutoshsinghy2k said:
I was using ultima rom running 4.1.2 before and flashed cynogenmod 4.2.2 following all necessary steps but after that my phones signals are gone , wrong imei etc. After that I flashed 2 or 3 more roms but same problem on all. How to I solve it I tried backing up EFS folder and restored it but didn't work out!!!! anyone help me out???????
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http://forum.xda-developers.com/showthread.php?t=2393289

Related

[Q] I cant do calls.

Hi there, I flashed the newest stock firmware with odin XXBLH1 about 1 hour ago. Everything seem fine but my phone cant detect signal ( I cant recieve and make calls) Im live in Hungary and Im vodafone user pls help me Thanks.
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I suggest you flash another modem if that doesnt fix it, then you must contact your network service provider
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Smells like efs problem. Have you got a backup? Or a efs backup?
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saywhatt said:
I suggest you flash another modem if that doesnt fix it, then you must contact your network service provider
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How can I flash another modem?
NatTheCat said:
Smells like efs problem. Have you got a backup? Or a efs backup?
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I dont have backup, and I cant change my CSC.
Pls help
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Check IMEI is the same as under the battery .
Check Mobile network settings are correct .
Try a different Modem from the modem thread found via INDEX .
Restore phone to original firmware .
jje
skrillex13 said:
How can I flash another modem?
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http://forum.xda-developers.com/showthread.php?p=28033515#post28033515

Mobile data not working on International S3

Ive flashed many different ROMs .. AOSP and stock based and it still refuses to work .. Currently im running omega rom v43.9-xxemg5
Follow link in sig to sticky roll-up thread. Read imei / efs
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rootSU said:
Follow link in sig to sticky roll-up thread. Read imei / efs
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My IMEI is there actually! Could flashing stock ROM or flashing a different baseband make mobile data work? If so what baseband is suitable with egypt or ROM.. Or can anything work?
You can only use mg2 or mg4 baseband now. If you're using one of those and imei is correct everything should be fine.
Check your apn settings
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rootSU said:
You can only use mg2 or mg4 baseband now. If you're using one of those and imei is correct everything should be fine.
Check your apn settings
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Im using MG2 .. Calls and SMS are working only mobile data isnt
What do i do in APN?
Compare your settings to your carrier website
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rootSU said:
Compare your settings to your carrier website
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Nvm I put the carrier access points .. Provlem solved .. Thank you!

[Q] Lost IMEI Number Help!!!!!!!!!!!!!!!!!

Guys Help Me When I was trying to install TouchWiz-Resurrection V7.1 at that time i lost my IMEI no. somehow and its not coming back help to recover that number......Plz............
imei
Napsterabhi said:
Guys Help Me When I was trying to install TouchWiz-Resurrection V7.1 at that time i lost my IMEI no. somehow and its not coming back help to recover that number......Plz............
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you need to flash [email protected] #201212101860 E3 STABLE via oden after installing rom & IMEI will be back.
Napsterabhi said:
Guys Help Me When I was trying to install TouchWiz-Resurrection V7.1 at that time i lost my IMEI no. somehow and its not coming back help to recover that number......Plz............
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first, wrong section...
next time post questions in q&a section.. there is a reason why it is called q&a section
and second, try this:
gordon52 said:
you need to flash [email protected] #201212101860 E3 STABLE via oden after installing rom & IMEI will be back.
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or revert back to stock rom and stock kernel.. and backup imei via galaxy toolbox..flash your choice of rom and restore imei via galaxy toolbox..
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Every time I install any rom on my micromax a116, the imei number losts..please help..
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RajaTomar said:
Every time I install any rom on my micromax a116, the imei number losts..please help..
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Are you trying to install S5830I roms in your micromax a116???\
I dont know..i installed samv3, xperia 5.5 and now when i installed stock rom..it again showed invalid imei..
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RajaTomar said:
I dont know..i installed samv3, xperia 5.5 and now when i installed stock rom..it again showed invalid imei..
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Dude, this is the Ace-i section, post problems in the thread spefically for your phone!
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IMei
i made backup of stock rom and then installed touchwiz 7.1 but when i did i loose imei and then i recovered stock rom by using Clockmode im getting imei back but again installing touchwiz 7.1 im loosing imei again.....is there any problem with my handset or rom....or im not installing properly
REPORTED wrong Section

EFS Version

Please tell me the EFS Version of my phone.
Mobile: Samsung Galaxy SIII GT-9300 INS
Android version: 4.1.2
Baseband: I9300DDEMG2
Build Number: JZ054K.I9300XXEMH4
Can I downgrade from 4.3 to 4.1.2 without any network and/or IMEI and/or Serial Number issue? Please please.
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It is GT-I9300 not GT-9300. Sorry.
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Yes i think u can
Ver3go said:
Yes i think u can
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Are you sure? I need to confirm it before flashing 4.3.
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Do it
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But is my efs v2 or not?
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If you backup EFS before the upgrade doesn't it mean that you can always restore to where you are now ?
I think TWRP recovery has an option to include EFS as part of nandroid backup
The problem is even if you backup and restore your efs backup, your modem may not be able to read it and as a result you won't have any network on your phone.
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so is efs v2, you should not have problems if you want to downgrade from 4.3 to 4.1.2 if you keep mg4 + modem. however, have a copy of your efs folder

cm10 not detecting sim card or any other rom but stock does?

hey i just flashed 3 roms on my phone and none of them are detecting my sim card I don't know what im doing wrong someone help please thanks
Me to using 4.2 aosp
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tamingsarix said:
Me to using 4.2 aosp
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ive had it with 3 different roms now so I just flashed mine to
http://forum.xda-developers.com/showthread.php?t=1362961
ICS passion and it detects my sim everytime and works flawless if I was you I would install that rom and wait till they fix that problem with the cm10
Search for baseband unknown or imei. There are many threads here. One thing you can try is delete everything in the system/etc/init.d directory and reboot.
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