[Q] Pb with nv_data.bak - Galaxy 3 Q&A, Help & Troubleshooting

Hi
i've unsimlocked my teos and i've accidently erase my "nv_data.bak" in /efs folder
can someone help me and tell me what to do to restore it
thanks a lot
Hamtaro25110

Related

[SOLVED]/efs corrupted...please help experts!!!!!!

I am with froyo rom (purumod) and with fugumod 800Mhz std edition.
using fs.convert, converted system,data,cache to ext2 and sdext to ext4. Everything was fine here. Phone was very smooth and fast.
(I don't know why I did ) it but I was playing with shell, saw in output of 'mount' command that some /dev/stl4 (-> /efs) is in rfs filesystem. I thought lets convert it to ext2....created fs.convert with content "stl4 ext2". reboot phone. It did turned on as normal but NO NETWORK. Then I searched xda and found that I made a big mistake....a CORRUPT EFS ......
saw this thread for
G3 http://forum.xda-developers.com/showthread.php?t=887769
but no luck....
can anyone point me to some direction...how to restore my phone?
I tried reflashing entire rom but i guess it dose not touches /efs....so no luck.
Please help me devs....
Edit:
I solved this. Please see my 4th post.
(i know int wrong thread, but i hope all devs watching this thread can help me. MOD can move this thread)
Was able to solve the problem of mounting efs using this thread -
http://forum.xda-developers.com/showthread.php?t=888193&page=3
Now I have /efs mounted but IMEI as 0000000000000000. trying to solve this....
bsuhas said:
Was able to solve the problem of mounting efs using this thread -
http://forum.xda-developers.com/showthread.php?t=888193&page=3
Now I have /efs mounted but IMEI as 0000000000000000. trying to solve this....
Click to expand...
Click to collapse
I should have put something in fugumod to avoid users to convert stl4 :/
If you don't have any backup of your original files of your efs partition (nv_data.bin etc..) , it will be very hard to restore your IMEI.
if you flash something on your phone, DO a backup of your efs partition (image and files).
marcellusbe said:
I should have put something in fugumod to avoid users to convert stl4 :/
If you don't have any backup of your original files of your efs partition (nv_data.bin etc..) , it will be very hard to restore your IMEI.
if you flash something on your phone, DO a backup of your efs partition (image and files).
Click to expand...
Click to collapse
So there is no way to restore IMEI if I dont have a backup efs??
FINALLY I WAS ABLE TO RESTORE MY EFS AND IMEI TOO...
Thanks to Szaby59 fro this http://forum.xda-developers.com/showthread.php?t=887769
which helped me restore /efs partition
and Much thanks to QPST and Peoplearmy for forum.xda-developers.com/showthread.php?p=29462530#post29462530
which helped me restore IMEI....phone is back to life now.
bsuhas said:
FINALLY I WAS ABLE TO RESTORE MY EFS AND IMEI TOO...
Thanks to Szaby59 fro this http://forum.xda-developers.com/showthread.php?t=887769
which helped me restore /efs partition
and Much thanks to QPST and Peoplearmy for forum.xda-developers.com/showthread.php?p=29462530#post29462530
which helped me restore IMEI....phone is back to life now.
Click to expand...
Click to collapse
How did you do it brother? I tried everything still no luck.

[Q] restore backup /efs folder ,, help

hi , guys I have a problem with my phone, I have the efs folder, but it has no extension, nor is it an image as odin restore the folder, you can convert the efs folder or extension on an image to restore with EFS PRO

EFS Please Help Please

DEVICE: s5830i
Can anyone please give me EFS Folder??
i accidentally deleted My EFS Folder!! efs folder is empty now....
i need efs files and imei writing tutorial to write my own imei number
Please Please Help me

Efs folder lost

Hi, I lost my efs folder on my samsung galaxy on7 model. any one tell me how to recover efs folder. I have no backup allso. I need help plz. I try to upgrade bt it's not working because efs is empty. What I do now??

Recover efs manually with old Backup

I lost the funcionality Phone in my N8000. I think i lost the imei e someone more else. How can i restore my efs? I have a backup of my efs in format zip and format tar made 5 years ago ( i dont remember what application i used) , but i can not install via Odin or via Twrp, said Invalid Zip format on checking Digest File. I think the problem is checking the md5 generation that is not compatible with Odin and Twrp.
Someone can help me to restore the /efs partition with old backup. Thanks
see your identical post .
I resolved this situation, using Solid Explorer and Qute Terminal with root.
Credits
http://androidadvices.com/restore-imei-efs-folder-galaxy-s3-details/
Thanks
It is not solved, when reboot the system, the imei of phone, N8000 is another, is from another file from i used to recover.
Manually from my backup what files and permissions i have to copy to the /efs in root of my N8000? First i copy nv_data.bin, nv_data.bin.md5 and the folder /imei and works. I do not known the original permissions of the files, perhaps now the problem is this.
Someone can help me?
Thanks
With this guide "[GUIDE] Recover your IMEI in 9 steps. " https://forum.xda-developers.com/galaxy-s2/general/guide-recover-imei-9-steps-t1264021 , i resolved my problem with imei, no problems with reboot, but now i did not have access to Wifi, i can not connect to my Wifi Network.
Someone can help me, how can activate wifi? What files i need to copy from my backup? Before clean the /efs i made a backup the old efs.
Thanks
Flash stock rom .
I flash the stock rom and now i did not have any problems

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