Samsung Galaxy A5 SM-A500F, no IMEI on stock ROM Android8 Oreo - General Questions and Answers

Hi folks,
I tried to install MicroG-LineageOS14.1 https://download.lineage.microg.org/a5y17lte/ but noticed that SIM card, IMEI are not recognized with this ROM.
So I decided to going back to stock Android8 Oreo, but now, SIM card is recognized, but I don't have any IMEI number if I call *#06# or by looking in phone information.
What can I do to recover the IMEI ? I have a Nandroid backup of LineageOS 14.1, maybe /efs (if it's the good partition) have the good informations ?
(I know my real IMEI number)
Any hint to recover my phone please ?
Regards

OK, figured myself by searching, reading, digging a lot:
restored /efs partition (2MB) from my Nandroid backup of Lineage14.1 had worked
W00t !

hello, i have the same problem and no backup. Any ideas on how i can solve this?

Related

[Completed] imei NULL/NULL but i can make a call...

hey,
i have 2 note2 n7105, i never make gsm worked, event restoring efs(efs bckpro or 'dd' the efs partition). imei were readable typing *#06#
i bring them to a repair center, they used a Z3 box on both. both still gave baseband error.
they told me, my custom rom (DN3) may disturb process...
so i KIES both phone without error. i tried sim card to verify, 1 read gsm network but does not connect, (normal problem)
BUT second make call and receive with imei NULL/NULL (?), by typing *#06*
how it is possible?
is it legit to phone without imei?
XDA Visitor said:
hey,
i have 2 note2 n7105, i never make gsm worked, event restoring efs(efs bckpro or 'dd' the efs partition). imei were readable typing *#06#
i bring them to a repair center, they used a Z3 box on both. both still gave baseband error.
they told me, my custom rom (DN3) may disturb process...
so i KIES both phone without error. i tried sim card to verify, 1 read gsm network but does not connect, (normal problem)
BUT second make call and receive with imei NULL/NULL (?), by typing *#06*
how it is possible?
is it legit to phone without imei?
Click to expand...
Click to collapse
Seems to be a similar issue like here: [Q]Null Imei, Baseband Unknown N7105 by Emprt.
With a "broken" EFS partition.
Check this thread: Baseband Unknown and IMEI Null NOW WORKING by karlonicolas.
Maybe this will work in your case too.
Sometimes reflashing the modem/baseband can help to get back the correct IMEI.
And for the next time, please backup your EFS partition like described here: [WARNING! + GUIDE] Backup and Restore IMEI / NV Data Procedure for GT-I9305 by lyriquidperfection.
Good luck !
Thread closed. Thank you!

How Change my Galaxy J7(SM-J700F) IMEI ?!!

Im installed a custom rom (CM13 6.0) For My Galaxy J7 (SM-J700F) After that my IMEI had changed and i can't use my netword and calls again .
how i restore my old IMEI again ?!
I think if you flash the stock rom your old imei will be back
If possible Plz Find another J7 which have custom recovery and backup his efs than put it folder from his phone to ur phone In backup folder than restore it...
I think its backur network....
Note: Do it first before Flash any rom... Backup all files with twrp
Same Problem here
Hi I'm using the Galaxy J700H phone its like 2mos old, and have the exact same problem, so please can someone help? My problem is, I think also is my IMEI number? When i dialed *#06# on my phone my IMEI is 350000000006 and FTW that's not even my IMEI anymore, I have the original IMEI number here backed up but i tried everything, step by step. But sadly nothing worked out. I used this sim card in all of my phones and lastly when i wiped out my phone and flashed custom rom in it, then this happened, then i decided to flash the stock rom that has been downloaded from the sammbobile.com website, after that nothing happened. My phone always displays EMERGENCY CALLS ONLY.. pls help

restoring imei

i had corrupted efs partition i took it to a local repair shop they fixed it. it was rooted and downgraded to 5.1.1 and the imei was changed,..right after that i backed up my efs,flashed official 6.0.1using odin and then i flashed xtrestolite rom.but in xtresolite rom it does not shows imei while i press *#06# but it shows imei in about device/status/imei information and there is no issues like emergency call only.i tried flashing my backed up efs partition but the result was same. now the question is it fixable ? and can i restore my original imei as i am planing to sell the device.
It's just a ROM problem. If you want to sell the device, just install stock ROM.
I dunno, I have XtreStoLite and *#06# shows IMEI & S/N. Don't think it's a ROM problem. Did you ask guys at repair shop about it?
Sent from my SM-G920W8 using Tapatalk

Need someone's twrp backup of efs to fix imei of g925i s6 edge

Hello guys is anyone willing to upload a twrp backup of their efs so i can fix my imei number, i use model g925i of the s6 edge so anyone with that model PLEASESEE I need your backup
Thanks
thereallugo said:
Hello guys is anyone willing to upload a twrp backup of their efs so i can fix my imei number, i use model g925i of the s6 edge so anyone with that model PLEASESEE I need your backup
Thanks
Click to expand...
Click to collapse
Im afraid it doesnt work like that ... AN efs backup is specific to its hardware..so flashing some1 elses backup wont fix ur phone... If your phone's efs partition is corrupted and you dont have your own backup...You are pretty much screwed...Theres nothing you can do now..except replace the motherboard...You can still use your phone but you cant make phone calls or msgs...I feel sorry for you....really i do.. I also wasted my S3 like this and then next time i goat phone...the first thing i did was backup my my efs partition!
Sorry
if you have corrupt baseband try to flash modem, maybe will solve your issue

Unknown IMEI after flashing Superman ROM for S7

Hello everyone, recently I've flashed the Superman ROM V.3.0.1 on my S7 Edge and everything was fine until I went to general settings on my phone and saw my IMEI is now UNKNOWN. I know this thread may be already solved, and yes, these days I was looking for answers for my problem but I need to know for sure what alternatives I have to recover my IMEI. I have to mention, my phone is 100% original, it has its own IMEI from the beginning, not a copy or MTK device. I saw some sollutions based on some kind of programs to restore manually the IMEI with a command, and this method for me it's not like the best thing to do in this situation..
When I am dialing *#06# I receive the following information: " SM-G935F is not supported on showIMEI ".
I've checked through TWRP ( version 3.1.1.0 ) the partition EFS, is still there ( it has 2mb ). What do you guys think about this? Flashing the stock ROM from sammobile may solve my problem? What alternatives do I have?
Thank you!

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