[Q] EFS backup restores but still get Not registered on network[ - Galaxy Note II Q&A, Help & Troubleshooting

Hello all,
I have a Samsung Note 2 GT-N7100 Ver International
Using the N7100 backup and restore tool for windows made two backups and saved them successfully. I put N7100_Omega_17_XXDME6.zip Rom. using Clockwork recovery.
After installation i found that i kept on getting Not registered on network ERROR. I checked the imei and still corresponded with the one on the back of the phone. I then went to N7100 backup and restore tool and proceeded to restore. After restore completed i restarted my phone but i am still gettting Not registered on network
Restore EFS
Press any key to continue . . .
--- STARTING ----
--- WAITING FOR DEVICE
--- Restore efs image ---
2696 KB/s (20971520 bytes in 7.595s)
5120+0 records in
5120+0 records out
20971520 bytes transferred in 0.166 secs (126334457 bytes/sec)
Press any key to continue . . .
I have tried Ktools but the app said it does not know what phone i am using.
I am using windows 8
Kies 2.0
Galaxy Note 2 tool kit
Odin307
Does anyone have any ideas?

There's a lot of contributing factors that might cause this eg. Sim Card IC, ROM compatibility, Modem Issue and so on.
Try go to setting / more settings / mobile networks / networks mode and set to GSM only. Wait for two mins or restart the phone.

This looks like modem problem. Try to flash another modem, better via odin from pc
Sent from my GT-N7100 using Tapatalk 2

vagsvag said:
This looks like modem problem. Try to flash another modem, better via odin from pc
Sent from my GT-N7100 using Tapatalk 2
Click to expand...
Click to collapse
What modem do you recommend ?
Also the there isn't any files in my efs folder after flashing the original stock rom but the imei is still there? wen't to restore efs worked but same problem no information in the efs folder? Is that even possible?

ahkiongkc said:
There's a lot of contributing factors that might cause this eg. Sim Card IC, ROM compatibility, Modem Issue and so on.
Try go to setting / more settings / mobile networks / networks mode and set to GSM only. Wait for two mins or restart the phone.
Click to expand...
Click to collapse
Sorry didn't work. Said the same message.

I was just thinking is there away to extract the files from the efs.img and manually paste it in to the efs folder? because every time i do a restore root explore shows no files in the folder? this is after flashing a new stock rom?

swoney said:
What modem do you recommend ?
Also the there isn't any files in my efs folder after flashing the original stock rom but the imei is still there? wen't to restore efs worked but same problem no information in the efs folder? Is that even possible?
Click to expand...
Click to collapse
Flashed it with a stock Gt-N7100 Modem still same problem?

Here is how i fixed it
Thanks for everyones help
This is how i fixed it
I placed the efs.img in a zip file called "EFS-CWM-flasher.zip" theen i flashed it with "CMWRecovery" then download 'Ariza patch.apk" restarted the phone and presto all working again.

Network problem
swoney said:
Thanks for everyones help
This is how i fixed it
I placed the efs.img in a zip file called "EFS-CWM-flasher.zip" theen i flashed it with "CMWRecovery" then download 'Ariza patch.apk" restarted the phone and presto all working again.
Click to expand...
Click to collapse
Could you explain this in more details? am a newbie experiencing the same problem.
thanks.

Musanch said:
Could you explain this in more details? am a newbie experiencing the same problem.
thanks.
Click to expand...
Click to collapse
Ok what have you lost?
If you have the correct imei then flash this tool and it will recover your network.
http://forum.xda-developers.com/showthread.php?p=32338426
If your imei isn't correct either 0000 or 004499 then you need to flash your backup efs.img if you didn't back it up then the best thing is place the original stock rom and run triangle away and warranty it.

Problem solved
Guys I had this problem for about 3 months and today I found a solution to it ..so happy, so heres the deal ...my imei was not broken but I could not make calls .the error that it gave was not registered on network.i tried flashing stock rom , different modems , different roms but no succes until now.
So heres what you have to do
Install the latest version of miui rom .
Download the dmg1 modem and install it after installing the miui rom.
Then install the ariza patch and apply yhe patch that it has.make sure that you have internet connectivity while using ariza patch.after downloading and Installing the patch your mobile will restart and hopefully you will be able to make call.

swoney said:
Thanks for everyones help
This is how i fixed it
I placed the efs.img in a zip file called "EFS-CWM-flasher.zip" theen i flashed it with "CMWRecovery" then download 'Ariza patch.apk" restarted the phone and presto all working again.
Click to expand...
Click to collapse
did u run the patch?where are the zip file.?
i have the correct imei

Related

[Q] IMEI corrupted while flashing

Hi,
I've got two N7100, both were running PA 3.60. I flashed a stock ROM (prerooted) and it went fine, until I couldn't get attached to network. I later figured out that the IMEI is now 0499... which is not the real one. The operators in my country does not allow unidentified IMEI's to connect, so it is currently stuck in emergency calls. I've done the same on an old N7000 last week but did not face this issue...
I searched around and found two fixes. One of them including a hex editing of the nv_data.bin but the lines did not match with the ones in the procedure. The other is about backing up /efs/, deleting it and restoring it based on .nv_data. However, the file does not exist in the backup, and I've checked few other N7100, the file does not exist.
I am downloading a stock recovery firmware meanwhile, maybe flashing the radio might help. Meanwhile, did anyone face this before and managed to fix it? (aside from sending it to samsung service center?)
Something similar happened to me while flashing with mobile Odin, but I didn't have ANY IMEI or baseband, anything connected with radio. ANd it was solved by flashing the same ROM from Odin (not mobile odin!). After that experience I did EFS backup
michom said:
Hi,
I've got two N7100, both were running PA 3.60. I flashed a stock ROM (prerooted) and it went fine, until I couldn't get attached to network. I later figured out that the IMEI is now 0499... which is not the real one. The operators in my country does not allow unidentified IMEI's to connect, so it is currently stuck in emergency calls. I've done the same on an old N7000 last week but did not face this issue...
I searched around and found two fixes. One of them including a hex editing of the nv_data.bin but the lines did not match with the ones in the procedure. The other is about backing up /efs/, deleting it and restoring it based on .nv_data. However, the file does not exist in the backup, and I've checked few other N7100, the file does not exist.
I am downloading a stock recovery firmware meanwhile, maybe flashing the radio might help. Meanwhile, did anyone face this before and managed to fix it? (aside from sending it to samsung service center?)
Click to expand...
Click to collapse
Stay calm, you dont need to send your mobile back to samsung.
You sure has been flashed the latest samsung stability update rom.
The kernel of new base stock firmware will modified your efs, after efs being modified, you phone only can match with DMF1 AND DME4 modem. And you must be on stock kernel as well.
Please go android development and find the thread related to this method.
Dont worry mate...you will be fine.
Sent from my GT-N7100 using xda premium
this is what I am trying now... the phone was on XEO latest before installing PA and the stock I flashed after PA is older (DMB2).
I did mess with the /efs/ folder trying other methods before I found out about what you mentioned. Anyway, I am currently downloading DMF2, we'll see how it goes.
The same problem here, I have a folder called efs_backup contain 2 .tar.gz "efs_19Jun2013-2324.tar.gz" "efs_19Jun2013-2328.tar.gz" and I don't know what to do with them, Help plz
Problem solved. I flashed the firmware N7100XXDMF2_N7100OLBDMD2_XME using ODIN PC and follow the below using root explorer:
- copy /efs/ to the sdcard
- delete /efs/
- reboot (after reboot I got the yellow recovery mode window floating over, no lock screen, and pressing power button turns the phone off directly)
- /efs/ will be autocreated again. copy the efs folder from the sd card to / (root explorer will tell you that the folder already exists and it will merge them)
- reboot
PS: I did not have an /efs/ backup before applying the above.
aze300 said:
The same problem here, I have a folder called efs_backup contain 2 .tar.gz "efs_19Jun2013-2324.tar.gz" "efs_19Jun2013-2328.tar.gz" and I don't know what to do with them, Help plz
Click to expand...
Click to collapse
How did your problem occur? Is your IMEI 0499....? or blank?
first I did a full wipe cache, and wipe factory reset, both with CMW6, after that I tried to install N7100XXDMC3_N7100OJVDMC1_N7100XXDLK7 with odin, and when I saw the IMEI, I was shocked by 0499, I was really shocked because I kept starring at the IMEI for about 3 min
---------- Post added at 02:13 PM ---------- Previous post was at 02:01 PM ----------
Finally, IMEI returned, I flash it with N7100XXDME6_N7100OXXDMF1_XEH, and It's all good, I can't understand this EFS thing, what is it and where is it stored and is it related with hardware or software, and how, after it's lost, it can return normally like nothing happened? my mind will blow up
From what I understand is that the latest modem updates modifies your /efs/ which holds the IMEI (this is probably hard coded somewhere). If you flash an older firmware with an older radio, it won't be able to read the /efs/ with its new modification. Therefore, it shows the 0499... IMEI.
Sent from my Galaxy Note II using xda premium
michom said:
From what I understand is that the latest modem updates modifies your /efs/ which holds the IMEI (this is probably hard coded somewhere). If you flash an older firmware with an older radio, it won't be able to read the /efs/ with its new modification. Therefore, it shows the 0499... IMEI.
Sent from my Galaxy Note II using xda premium
Click to expand...
Click to collapse
That's correct. Though I'm surprised that simply copying efs folder actually works!
Sent from my GT-N7100 using Tapatalk 2
michom said:
Problem solved. I flashed the firmware N7100XXDMF2_N7100OLBDMD2_XME using ODIN PC and follow the below using root explorer:
- copy /efs/ to the sdcard
- delete /efs/
- reboot (after reboot I got the yellow recovery mode window floating over, no lock screen, and pressing power button turns the phone off directly)
- /efs/ will be autocreated again. copy the efs folder from the sd card to / (root explorer will tell you that the folder already exists and it will merge them)
- reboot
PS: I did not have an /efs/ backup before applying the above.
Click to expand...
Click to collapse
Your problem was having "blank" EMEI? Cause I have a real EMEI but I can't make calls and I don't have 3G (internet)... Maybe this is the same problem?
---------- Post added at 08:46 PM ---------- Previous post was at 08:35 PM ----------
I can't connect to mobile signal (internet and can't make calls) but my EMEI seems to be fine... Should this help too?
I had the wrong IMEI which starts with 049... In my country, every IMEI is linked to the SIM card, so with the 049 IMEI it didn't allow me to connect to the network. If you're IMEI number starts with 049, then you need to apply the above.
michom said:
I had the wrong IMEI which starts with 049... In my country, every IMEI is linked to the SIM card, so with the 049 IMEI it didn't allow me to connect to the network. If you're IMEI number starts with 049, then you need to apply the above.
Click to expand...
Click to collapse
Ugh I have 049 too and I flash stock rom from sam mobile 4.1.1 hope this works.
UPDATE: Not working. I followed the steps but the new ES FILE EXPLORER overwrites it not merge.
just read, there is sticky thread in general, to solve imei problem
you probably have old modem
CLICK

not registered on network...

so my note2 got messed up because i messed up with something in rom toolbox .so i had to flash it to the stock firmware and after that i cant use my phone to call or mesage .the line not dead cause any call to my number is ringing on the other end but no respone on my phone.the messages also get delivered but nothing comes up on the phone.also i dont have an efs backup.and the imei on the phone is same to that on the box.and i get the network and all and my phone also detect the network but when i try to call it says not registered on network..plzz help..also my warranty is over
Nexsss1 said:
so my note2 got messed up because i messed up with something in rom toolbox .so i had to flash it to the stock firmware and after that i cant use my phone to call or mesage .the line not dead cause any call to my number is ringing on the other end but no respone on my phone.the messages also get delivered but nothing comes up on the phone.also i dont have an efs backup.and the imei on the phone is same to that on the box.and i get the network and all and my phone also detect the network but when i try to call it says not registered on network..plzz help..also my warranty is over
Click to expand...
Click to collapse
Flash dmf1 or me4 modem.
Sent from my GT-N7100 using xda premium
Hey thanks for replying .can u post a link to the modems
Flashed both modems still no luck..
If you have flashed ME6 or MF2 based rom. - Your EFS has been modified, No changing Modems(Only XXDME4 or DXDMF1) Backup EFS anyway.
If you aren't getting signal - flash this modem (DME4) or this one (DMF1)
If you made a EFS backup prior to flashing ME6 or MF2 based rom then downgrade to a non ME6 or MF2 ROM then change modem. After reboot you won't have imei. Now restore your EFS.
Even if you do not have a previous EFS backup then try the same procedure, but don't change modem. If you get signal, then you were lucky(happens in case you flashed a custom rom or didn't flash the latest kernel).
If you don't get signal then you could try this-
1)Copy your EFS folder to a safe location.
2)Delete the EFS folder. It will way can't but don't worry.
3)Reboot. You might have factory mode (yellow colour text on screen) and no lockscreen.
4)Copy the backed up EFS folder back. (Replace All)
5)Reboot.
If you can't get rid of factory mode(yellow text overlay) even after recovering imei, try this-
Enter all the commands into terminal emulator one by one and hit enter after everyone. Don't forget to give SuperUser permissions to it.
Honourable Mention -
Thunder Roar Rom has been configured to allow modem change without corrupting efs - http://forum.xda-developers.com/showthread.php?t=2338033
P.S. The Mod himself recommended me to post in android development section.
Sent from my Nexus 7 using xda premium
Same problem
Same problem here, installed hawkish rom, no network
did that still no luck
Nexsss1 said:
did that still no luck
Click to expand...
Click to collapse
See the thread here '(GUIDE) EFS/EMERGENCY CALLS....'
Hope that will work for you.
Sent from my GT-N7100 using xda premium

[Q] Different imei that original and no network, only emergency calls

I just got a note 2, just changed my note 2 with a black one both n7100s
it was on 4.1.1 and everything was working fine.
i thought why not restore my omega rom nandroid from my white note and simplify everything, but when i did that there was no network and no imei.
then i thought i should odin it. as i didnt have any odin file available with me at that moment i flashed the 4.3 leak odin. there was an imei but and there was signal but not of my provide just emergency calls only.
imei was different from the original one which was there.
please tell me what to do.
I dont have an efs backup.
please help me out as i am without network from past 3 hours and its very important number.
Yaar its clearly mentioned in every rom thread-take an efs backup before flashing..and the first thing to do after rooting is efs backup..
यह तो वही बात हो गई। आ बैल मुझे मार
Ok to the topic-
You should flash stock India rom asap through odin..it should fix the problem
BTW its really strange that a cwm backup CHANGED the imei..in worst case it says-null or 0049,but doesn't changes the original! What's ur imei number?is it null or 0049?
Sent from my AweSoMe ?♥Note2♥?
mannyvinny said:
Yaar its clearly mentioned in every rom thread-take an efs backup before flashing..and the first thing to do after rooting is efs backup..
यह तो वही बात हो गई। आ बैल मुझे मार
Ok to the topic-
You should flash stock India rom asap through odin..it should fix the problem
BTW its really strange that a cwm backup CHANGED the imei..in worst case it says-null or 0049,but doesn't changes the original! What's ur imei number?is it null or 0049?
Sent from my AweSoMe ?♥Note2♥?
Click to expand...
Click to collapse
After CWM it showed null
the after that i odined it to stock 4.3 leak.
then i am getting some different imei but network isnt coming of my provider airtel
I had this happen to me some time ago.
I flashed a rom ,and because I had a noandroid backup i thought I was safe.
But I didnt back up the EFS, (I have learned from that mistake).
My IMIE number changed to a generic one.
In the end after trying absolutely everything, including getting the guy in the dodgy phone shop to give it his best shot, nothing worked.
Its sad cause, wifi , camera and everything worked but without the iemi number calls and messaging and mobile internet were gone forever.
I sold it on ebay as it was for spares.This recovered some of the cash and I just went and bought another.
I sincerely hope you have better luck than I did, and you like me, will never not backup your EFS folder again.
visheshsahlot said:
After CWM it showed null
the after that i odined it to stock 4.3 leak.
then i am getting some different imei but network isnt coming of my provider airtel
Click to expand...
Click to collapse
Did u tried 4.1.2 stock odin?
Sent from my AweSoMe ?♥Note2♥?
---------- Post added at 11:18 PM ---------- Previous post was at 11:17 PM ----------
universil said:
I had this happen to me some time ago.
I flashed a rom ,and because I had a noandroid backup i thought I was safe.
But I didnt back up the EFS, (I have learned from that mistake).
My IMIE number changed to a generic one.
In the end after trying absolutely everything, including getting the guy in the dodgy phone shop to give it his best shot, nothing worked.
Its sad cause, wifi , camera and everything worked but without the iemi number calls and messaging and mobile internet were gone forever.
I sold it on ebay as it was for spares.This recovered some of the cash and I just went and bought another.
I sincerely hope you have better luck than I did, and you like me, will never not backup your EFS folder again.
Click to expand...
Click to collapse
Was ur phone under warranty?
Sent from my AweSoMe ?♥Note2♥?
I had no warranty, and I doubt if that would have saved me either.
With a changed IEME number Samsung wont help you, (they had no interest in helping me).
There was a service centre guy I spoke to and he said he could try returning the rom to normal for fee, but he had no confidence that that would work.
I tried odin, different roms etc etc, the phone shop guy had the phone for 36 hours.
He wanted to fix it just to beat the IEME number and said he had succeeded on an S4.They tried all their ways and nothing.
Like i said, I wish you luck but without EFS backup you will be lucky.When all this happened to me I read all there was to read and nothing could fix it
If you don't have the EFS backup then just flash stock rom 4.1.2 and take it to the service centre if are under warranty if not still they will fix it for free, If not then search some one in your town with Z3X/nspro box and he/she can fix it in 2 minutes.
Your imei sv is 01? If yes just install 4.1.2, backup efs, install kernel adam or predpill and ariza patch. If still whitout network restore efs, reboot and enjoy.
Enviado desde mi GT-N7100 usando Tapatalk
jhonyp said:
Your imei sv is 01? If yes just install 4.1.2, backup efs, install kernel adam or predpill and ariza patch. If still whitout network restore efs, reboot and enjoy.
Enviado desde mi GT-N7100 usando Tapatalk
Click to expand...
Click to collapse
Flash MG1 modem
still no success
jhonyp said:
Your imei sv is 01? If yes just install 4.1.2, backup efs, install kernel adam or predpill and ariza patch. If still whitout network restore efs, reboot and enjoy.
Enviado desde mi GT-N7100 usando Tapatalk
Click to expand...
Click to collapse
I did all this but still no network
i made an efs backup, then flashed adam kernel, then applied ariza patch and now still no network.
see what i get is network bars, but in network column it says emergency calls only.
flashed mg1 modem as well
Pezmet said:
Flash MG1 modem
Click to expand...
Click to collapse
flashed mg1 modem as well, but still the same thing, it shows bars but emergency calls only. imei is still there
35505********61/01
should i odin back to 4.1.1 which was initially present and see if that could help?
visheshsahlot said:
I did all this but still no network
i made an efs backup, then flashed adam kernel, then applied ariza patch and now still no network.
see what i get is network bars, but in network column it says emergency calls only.
Click to expand...
Click to collapse
Do you restore efs after apply ariza patch?
Enviado desde mi GT-N7100 usando Tapatalk
just had a similar problem.
I solved restoring my efs using the terminal emulator and this string (after to have run "su" )
busybox tar zxvf /sdcard/your_backup.tar.gz -C /
Click to expand...
Click to collapse
reboot
of course the best thing is to do a backup between philz CWM to be used in this case..
ciao!
jhonyp said:
Do you restore efs after apply ariza patch?
Enviado desde mi GT-N7100 usando Tapatalk
Click to expand...
Click to collapse
yes i restored efs after ariza patch
I guess these are the steps he done..
1. Nandroid Backup on OLD Device on SD card
2. Inserted SD card on New Phone
3. Flashed Philz recovery on new phone
4. Restored old phone Nandroid Backup on New Phone.
5. IMEI got null
6. Flashed 4.3 leak
7. Got imei but network showing emergency call only
8. Install adam kernel and use ariza patch and then flash modem
9. After flashing ariza patch got 00499 imei and then flashed mg1 modem and got the imei back
10. Still emergency call only
11. Flashed 4.1.1 XXALIE rom
13. Now IMEI is 0049*
I wonder how he was able to restore cwm backup from another phone to his new phone ? Why the md5 mismatch not shown
anoopva said:
I guess these are the steps he done..
1. Nandroid Backup on OLD Device on SD card
2. Inserted SD card on New Phone
3. Flashed Philz recovery on new phone
4. Restored old phone Nandroid Backup on New Phone.
5. IMEI got null
6. Flashed 4.3 leak
7. Got imei but network showing emergency call only
8. Install adam kernel and use ariza patch and then flash modem
9. After flashing ariza patch got 00499 imei and then flashed mg1 modem and got the imei back
10. Still emergency call only
11. Flashed 4.1.1 XXALIE rom
13. Now IMEI is 0049*
I wonder how he was able to restore cwm backup from another phone to his new phone ? Why the md5 mismatch not shown
Click to expand...
Click to collapse
yes exactly
i dont know what to do now
Bro, seriously this is what almost happened to me yesterday with my S II. Always make an EFS backup.
Anyway, since you've tried pretty much everything, I guess you could sell it for parts or as a mini Galaxy Tab
Have you tried a different SIM?
Also, try taking yours out, rebooting the phone. Put it on Flight Mode. Power off once again. Put the SIM back in. Turn Flight Mode off, go to Network selection and try to manually choose Airtel.
Good luck.
Sent from my GT-I9100 using Xparent Green Tapatalk 2
Learn from your mistake now. Dont do dirty flash. Well try to search imei. I was reading on any other way for you try. Lots of guide there.
Sent from my GT-N7100 using xda app-developers app
But its really a strange situation that how can a rom change the imei(null/wrong imei in worst case)?
Sent from my AweSoMe ?♥Note2♥?
solved
got everything cleared out....was charged just 200 bucks by a local vendor for imei repair and everything works fine.....my everything got corrupt as i flashed nandroid of another device onto mine....now i made efs backup first so that this isnt done again
he said that good you didnt do much after it was done.....too many changes in modem and baseband would have led to baseband corruption and then i would have to change the motherboard
now i am enjoying my super awesome note 2 as we speak

[Q]IMEI lost after flashing cm10.2 and can't be restored

Hello everyone. I'm using the Note 2 lte version(N7105) and yesterday i flashed my phone from stock 4.1 ROM to CM10.2 (latest stable version found on CM website). Everything worked fine expect that my IMEI got lost, but i still can make phone calls and send SMS and the base version is displayed.
The system information displayed like this
IMEI
0
IMEISV
01
instead of displaying 0049***** or 0000000000
and if i dial *#06# the imei is 0/01(instead of a series of 0)
Here's some way i tried to fix this.
!. Restoring the EFS backup and flash back to stock 4.1 rom.---DOESN'T WORK STILL 0/01
2.Flashing a different baseband ---DOESN'T WORK STILL 0/01
2.Using EFS Pro (Qualcomm nv tools) to recover my IMEI under stock rom ---DOESN'T WORK (when i click the connect button the window freezes then two windows pop out saying connection is lost and can't send SPC)
3.Using a nv_data.bin generator to generate a nv_data.bin which contains my original IMEI and copy it back to EFS partition---DOESN'T WORK STILL0/01
i've been working on this for a whole night and i still can't solve the problem. Could anyone please tell me what should i do? Please.
:crying::crying::crying:
Thanks in advance!!
FYI my efs partition file structure looks like this:
/..
.flies
bluetooth
drm
FactoryAPP
imei
wifi
00000000.authtokcont
gyro_cal_data
h2k.dat
wv.keys
and nv_DATA.bin can't be found.
the size of all files is 174 KB
Try this. Flash using Odin. I m not sure if this will work. Just trying to help.https://www.dropbox.com/s/wwfigfaf7ta2m3q/N7100_IMEI_Baseband_Repair.zip?dl=0
Sent from my GT-N7100 using XDA Premium 4 mobile app
Thanks but doesn' work
vishalagarwal1286 said:
Try this. Flash using Odin. I m not sure if this will work. Just trying to help.
Sent from my GT-N7100 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
First of all thank you for your help.
But restoring this image doesn't help. IMEI is still missing.
:crying::crying::crying:
Now da only option is to flash a stock rom completely and giv ur fone to the service center. They fixed my fone in less than 10 mins wen I had da same issue last year.
vishalagarwal1286 said:
Now da only option is to flash a stock rom completely and giv ur fone to the service center. They fixed my fone in less than 10 mins wen I had da same issue last year.
Click to expand...
Click to collapse
I had the same issue for the last few months, where did you give it in?
All they said was replace the motherboard.
csmiler said:
I had the same issue for the last few months, where did you give it in?
All they said was replace the motherboard.
Click to expand...
Click to collapse
I gave it in a service center in Bangalore, India.
vishalagarwal1286 said:
I gave it in a service center in Bangalore, India.
Click to expand...
Click to collapse
Do keep us posted about what happens next
Flash any modem, works for me
back to stock in different regions, if not work, try flash some custom roms changing patched modens and kernels

Dual IMEI Fix

If anyone find how to fix dual imei then please reply ...i bricked my phone by installing boot logo of corvus rom in miui then i repair my phone with sp flash tool but unfortunately i click on format-all+download
Then my phones bootloader got lock,imei lost,wifi mac address lost, Bluetooth address lost but i repair all except imei 1,imei 2 means sim 2 work after writing imei in miui meta tool but sim 1 is not fixed even if we write sim 1 imei in miui meta tool we got nvdata error in official miui and also not worked in engineering rom..so at all please if someone fixed or know how to fix please reply...
You can fix imei 2 using meta maui.you have lots of videos that show you how to do it. I had the same problem.now imei 1 is null(not working) but imei 2 is ok.the only way for us to fix them both is to get a twrp backup from a working phone of the files nvdata,nvram,nvcfg,persist, protect_s,protect_f. Then restore them and change both imei.
ariber14 said:
You can fix imei 2 using meta maui.you have lots of videos that show you how to do it. I had the same problem.now imei 1 is null(not working) but imei 2 is ok.the only way for us to fix them both is to get a twrp backup from a working phone of the files nvdata,nvram,nvcfg,persist, protect_s,protect_f. Then restore them and change both imei.
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Bro i also try this also but nothing happened even imei 2 will not also work with that method
[email protected]íR [email protected]Ñ said:
Bro i also try this also but nothing happened even imei 2 will not also work with that method
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It does work man. I had the same problem. Now only imei 2 works. I cant find backup files i mentioned above
ariber14 said:
It does work man. I had the same problem. Now only imei 2 works. I cant find backup files i mentioned above
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Bro listen I backup nvram and nvdata from custom recovery of other phone but when I restore it to my phone nvdata successfully restored but nvram is not restoring showing error then I flash engeenering rom then restore in that rom both successfully restore but no imei is working and if I go to miui official then nvdata corrupted error.... What method r you telling bro if you have different one
[email protected]íR [email protected]Ñ said:
Bro listen I backup nvram and nvdata from custom recovery of other phone but when I restore it to my phone nvdata successfully restored but nvram is not restoring showing error then I flash engeenering rom then restore in that rom both successfully restore but no imei is working and if I go to miui official then nvdata corrupted error.... What method r you telling bro if you have different one
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you flash eng. rom. then got to fastboot, delete nvram,nvdata. using meta maui you can put ONLY imei2 (press write about 5 times then wait 1 minute before disconecting maui..) start the phone and check if imei 2 is working. at this part you can even flash twrp and make backup of files to use them later. the important thing is while being on eng rom, to make imei 2 working and showng active. then flash stock rom,avoid flashing stock nvdata. right after flashing,enter fastboot and flash backup nvdata. if it wont allow you to flash nvram(check if its from a rn8p phone) then flash twrp,mount nvram,nvdata,nvcfg and flash the backups from there.there are lots of combinations.
ariber14 said:
you flash eng. rom. then got to fastboot, delete nvram,nvdata. using meta maui you can put ONLY imei2 (press write about 5 times then wait 1 minute before disconecting maui..) start the phone and check if imei 2 is working. at this part you can even flash twrp and make backup of files to use them later. the important thing is while being on eng rom, to make imei 2 working and showng active. then flash stock rom,avoid flashing stock nvdata. right after flashing,enter fastboot and flash backup nvdata. if it wont allow you to flash nvram(check if its from a rn8p phone) then flash twrp,mount nvram,nvdata,nvcfg and flash the backups from there.there are lots of combinations.
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Bro i understand what r you telling let me snd you these backups of working phone of my friend that is also redmi note 8 pro then I will see what you will do in your phone for Working both imei..
[email protected]íR [email protected]Ñ said:
Bro i understand what r you telling let me snd you these backups of working phone of my friend that is also redmi note 8 pro then I will see what you will do in your phone for Working both imei..
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Ok thanks.and let me know whan you did with your imei.
ariber14 said:
Ok thanks.and let me know whan you did with your imei.
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Bro where I will snd these backups to you... Also these backups are from recovery
from recovery is fine
te send them,you can put them on a folder to google drive and make that folder shared by sending the link. or we can use share me appclication.there are lots of ways. or you can send them through email. choose whatever you like

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