[TOOL] Backup & Restore EFS on OnePlus 3 - OnePlus 3 ROMs, Kernels, Recoveries, & Other Devel

Backup & Restore EFS on your OnePlus 3[Root Needed]
To Backup:
1) Enable USB Debugging Settings -> Developer Options -> USB Debugging.
If Developer Options not found, go to Settings -> About Phone and tap the build number rapidly 6-7 times till a toast comes up saying 'You're now a developer' . You will now see 'Developer Options' above About Phone in settings.
2) Download the attachment, extract it to a folder, connect your phone to PC through ADB, double click on 'BACKUP EFS.bat'. When it says 'Press any key...' just press any key on your keyboard! You'll see 'modemst1.bin' & 'modemst2.bin' files in the same folder where you extracted the ZIP, make more copies and backup of it! That's your EFS!
DONE!
Backup tested on OnePlus 3 OxygenOS version 3.1.2
To Restore:
1) Connect your phone in fastboot mode to PC, place your 'modemst1.bin' & 'modemst2.bin' in the extracted folder, double click on RESTORE EFS.bat'.
DONE!
I could not find any tool so far and apps from Play store fail to create a backup for OnePlus 3. So I have re-used the tool created by @Paresh Kalinani for OnePlus One and modified it to extract for OnePlus 3.
Credits:
@Paresh Kalinani for creating this simple tool for OnePlus One
@Signor Rossi for providing the partition information
@ahmadhas for testing restore

Glad that I could help and thanks for the tool. Will test it later today, when I got a Computer near me
Gesendet von meinem OnePlus 3

Tested and can confirm Backup is working.
Does not even need to boot into fastboot
Like it

woot woot
thanks buddy

Great I'll do that tonight when I get home. Thanks a lot for the tool!
Sent from my ONEPLUS A3003 using Tapatalk

Thanks buddy it's working fine

It doesnt work for me
I dont have rooted phone. Is that problem?

Yes you need root!
Works fine, hope in case the restoring works good !?
Gesendet von meinem ONEPLUS A3003 mit Tapatalk

For those running Linux, it's a lot easier
Don't even bother with the Windows tool. All it takes to backup the files is a working ADB connection and two commands:
This copies the info and creates the two files.
Code:
adb shell su -c "dd if=/dev/block/sdf1 of=/storage/self/primary/modemst1.bin bs=512"; adb shell su -c "dd if=/dev/block/sdf2 of=/storage/self/primary/modemst2.bin bs=512"
This copies the files to your current directory in the CLI.
Code:
adb pull /storage/self/primary/modemst1.bin; adb pull /storage/self/primary/modemst2.bin
I wasn't even able to get ADB to work in Windows. I installed the OP3 USB drivers, systemwide ADB/Fastboot tool, and still couldn't get it to work. I can see the phone fine in Windows, but ADB just refused to work. I then decided to inspect the BACKUP EFS.bat and RESTORE EFS.bat files to see what they were doing and it was just the two commands I posted here. If you're running Linux, don't waste your time fighting Windows to get this to work.
Restoring is the nearly the same. Run the following commands after connecting the phone via ADB.
Open a terminal in the directory where you saved the files you generated before and run this to copy them to the internal storage:
Code:
adb push modemst1.bin /storage/self/primary/modemst1.bin; adb push modemst2.bin /storage/self/primary/modemst2.bin
Then run this to flash the backups to the phone:
Code:
adb shell su -c "dd if=/storage/self/primary/modemst1.bin of=/dev/block/sdf1 bs=512"; adb shell su -c "dd if=/storage/self/primary/modemst2.bin of=/dev/block/sdf2 bs=512"
Damn, I love Linux.

Jakkomo77 said:
Yes you need root!
Works fine, hope in case the restoring works good !?
Gesendet von meinem ONEPLUS A3003 mit Tapatalk
Click to expand...
Click to collapse
Hope it works . Did not get a chance to test restore yet

Sorry my mistake. Now I have rooted phone and its working!!!

You can also backup your efs partition using terminal emulator. The guide can be found in oneplus.net forum.
Sent from my ONEPLUS A3003 using Tapatalk

Butit said:
You can also backup your efs partition using terminal emulator. The guide can be found in oneplus.net forum.
Sent from my ONEPLUS A3003 using Tapatalk
Click to expand...
Click to collapse
@Naman Bhalla also posted terminal emulator method here on xda.
To backup you don't require pc ,just run given commands in terminal...but to restore you requires pc(as per Naman bhalla thread).
I have question in my mind that if it's possible to backup then why we can't restore backup just reversing command in terminal

Use the official twrp, more simple.
Envoyé de mon ONEPLUS A3003 en utilisant Tapatalk

Striatum_bdr said:
Use the official twrp, more simple.
Envoyé de mon ONEPLUS A3003 en utilisant Tapatalk
Click to expand...
Click to collapse
what you mean by official TWRP.
is it possible to restore efs backup with TWRP.. if possible then plz tell me...i would like to know how to do this

Check the official TWRP. TWRP.me
Gesendet von meinem OnePlus 3

JumboMan said:
what you mean by official TWRP.
is it possible to restore efs backup with TWRP.. if possible then plz tell me...i would like to know how to do this
Click to expand...
Click to collapse
Just like you backup and restore anything in twrp.
In backup screen you have EFS choice.
Then in restore screen you select the folder containing efs backup and voila...
Trivial.

Striatum_bdr said:
Just like you backup and restore anything in twrp.
In backup screen you have EFS choice.
Then in restore screen you select the folder containing efs backup and voila...
Trivial.
Click to expand...
Click to collapse
I just rebooted to TWRP(Grarak's) to see is there any such option but i don't see any option to backup or restore efs backup.
Can you link TWRP that can do efs backup or restore

JumboMan said:
I just rebooted to TWRP(Grarak's) to see is there any such option but i don't see any option to backup or restore efs backup.
Can you link TWRP that can do efs backup or restore
Click to expand...
Click to collapse
Gosh.. I said OFFICIAL TWRP.
See their website. Use Google.
Envoyé de mon ONEPLUS A3003 en utilisant Tapatalk

Striatum_bdr said:
Gosh.. I said OFFICIAL TWRP.
See their website. Use Google.
Envoyé de mon ONEPLUS A3003 en utilisant Tapatalk
Click to expand...
Click to collapse
my fault...
by the way thank you
I'll try official one

Related

Backup to computer

I have a rooted nexus 7 and I know how to do a nandroid backup and a Titanium Pro Backup for the apps. But all these would be useless if the tablet is lost or stolen. So, what does one need to copy to a separate computer to be able to restore in case of disaster?
I imagine copying the nandroid and Titanium backups should be the minimum (assuming I can find where these files are located in the nexus..... ), but what else should be copied to a different computer? Are the nandroid and Titanium backups alone enough to restore everything or do I need to copy more of the root, sdcard, other folders, etc?
Appreciate advice from the experts.
Sent from my Nexus 7 using Tapatalk 2
I make regular backups of my devices by just running:
adb pull /data/media
That pulls in all nandroids, titanium backups, pictures/videos, etc
AW: Backup to computer
I would backup all apps+data using titanium and then
Code:
adb pull /sdcard/
for all your music etc
Sent from my Nexus 7 running Android 4.2.2
I had the same "problem" and so I am currently writing a Java application which enables a remote backup, i.e. you can either backup whole images of the different partitions, or backup filesystems as tar files. Some days ago I wrote a small blog entry. The sources you can find on my GitHub account, but I can also provide some binaries.
Thank you all. But I am a newbie and come from the windows world and the device I would backup to is a windows laptop. So where do I enter the adb command?
Can I manually copy the sdcard contents to a folder in the windows laptop? If so, should this manual usb file copy to the laptop include the root?
Sent from my Nexus 7 using Tapatalk 2
AndDiSa said:
I had the same "problem" and so I am currently writing a Java application which enables a remote backup, i.e. you can either backup whole images of the different partitions, or backup filesystems as tar files. Some days ago I wrote a small blog entry. The sources you can find on my GitHub account, but I can also provide some binaries.
Click to expand...
Click to collapse
I read your blog entry and you are talking exactly about what I need. But because I am a newbie from the windows world the rest is over my head.
I have TWRP on my Nexus, so the OTG nandroid sounds simpler for me. I have read elsewhere that nandroid backups copied manually to a windows device via usb frequently fail when used to restore. Is that why you are uncomfortable with the TWRP OTG nandroid?
Thanks.
Sent from my Nexus 7 using Tapatalk 2
Anderson2 said:
Thank you all. But I am a newbie and come from the windows world and the device I would backup to is a windows laptop. So where do I enter the adb command?
Can I manually copy the sdcard contents to a folder in the windows laptop? If so, should this manual usb file copy to the laptop include the root?
Sent from my Nexus 7 using Tapatalk 2
Click to expand...
Click to collapse
You can't manually copy over 'root'
You can use windows, you know windows has a command prompt too right?
Sent from my Galaxy Nexus
I have Titanium Backup upload the backups to Dropbox after they run on a scheduled basis. I occasionally copy nandroids over but those aren't as important.
Sent from my SGH-I777 using xda premium
korockinout13 said:
I have Titanium Backup upload the backups to Dropbox after they run on a scheduled basis.
Click to expand...
Click to collapse
This
Then copy contents of /sdcard to your computer using any method you are comfortable with. If you have the drivers installed your device will show up as a storage device in my Computer.
Note 2 - Nexus 7 - Charge - Player 5.0 - Fascinate
Read twice, flash once
Pirateghost said:
You can't manually copy over 'root'
Click to expand...
Click to collapse
Aha! I didn't know I could not manually copy root. That explains things. I had assumed that if I was rooted and mounted root I could manually copy and paste it. Now I understand.
Thank you.
Sent from my Nexus 7 using Tapatalk 2

EFS IMEI Backup?

I have root my S4 and will make a backup from efs/imei but EFS Professional not working with the S4. How can i backup efs?
is it so hard to get a copy of ur EFS folder to safe place ?
You can use TWRP recovery to get a EFS backup
Gesendet von meinem GT-I9505 mit Tapatalk 2
You can back up a whole partition with Terminal Emulator from Play Store.
This is example made for I9505 ONLY!!!!
For I9500 use mmcblk0p3 and efs.img instead!!!
Download it , and run it, then type:
Code:
su
dd if=/dev/block/mmcblk0p10 of=/mnt/sdcard/efs.img.ext4
and it will dump whole partition into one file efs.img.ext4 on your internal SD card
or
Code:
su
dd if=/dev/block/mmcblk0p10 of=/mnt/extSdCard/efs.img.ext4
to save it on external SD.
If something goes wrong and you need to restore it:
Code:
su
dd if=/mnt/sdcard/efs.img.ext4 of=/dev/block/mmcblk0p10
or
Code:
su
dd if=/mnt/extSdCard/efs.img.ext4 of=/dev/block/mmcblk0p10
Keep it safe and enjoy
djembey said:
You can back up a whole partition with Terminal Emulator from Play Store.
Download it , and run it, then type:
Code:
su
dd if=/dev/block/mmcblk0p10 of=/mnt/sdcard/efs.img
and it will dump whole partition into one file efs.img on your internal SD card
or
Code:
su
dd if=/dev/block/mmcblk0p10 of=/mnt/extSdCard/efs.img
to save it on external SD.
If something goes wrong and you need to restore it:
Code:
su
dd if=/mnt/sdcard/efs.img of=/dev/block/mmcblk0p10
or
Code:
su
dd if=/mnt/extSdCard/efs.img of=/dev/block/mmcblk0p10
Keep it safe and enjoy
Click to expand...
Click to collapse
With all respect to your post, I would like to warn people that this is not working for all the models/devices. Although it might look fine when executing the commands, it might not have made a backup of EFS, but of something else... What I know for sure is that it will not work for atleast the international i9505-model of the S4, as the partition layout is different.
In my post below, more details are given on this partition id.
http://forum.xda-developers.com/showthread.php?t=2276599
While executing your commands does not affect the device, it does not always give the people a backup they expect it to be, depending on their device/model. In my case you are able to verify which 'mmcblk' is actually efs on your device. It also gives a TAR backup as option.
Mr_Q said:
With all respect to your post, I would like to warn people that this is not working for all the models/devices. Although it might look fine when executing the commands, it might not have made a backup of EFS, but of something else... What I know for sure is that it will not work for atleast the international i9505-model of the S4, as the partition layout is different.
In my post below, more details are given on this partition id.
http://forum.xda-developers.com/showthread.php?t=2276599
While executing your commands does not affect the device, it does not always give the people a backup they expect it to be, depending on their device/model. In my case you are able to verify which 'mmcblk' is actually efs on your device. It also gives a TAR backup as option.
Click to expand...
Click to collapse
Mate... I've added that it is for I9505!!!!
I9500 have EFS located @ mmcblk0p3...........
thanks
I used GS2 repair from play store. It went through the usual process and I can see the back up file on the sd card. Can anybody more qualified confirm if this app works on S4?
Sent from my GT-I9505 using xda premium
djembey said:
Mate... I've added that it is for I9505!!!!
I9500 have EFS located @ mmcblk0p3...........
thanks
Click to expand...
Click to collapse
Great. You are right, in my case it's mmcblk0p10 as well, as mentioned correctly in my guide already.
Thank you for updating.
HANDSY said:
I used GS2 repair from play store. It went through the usual process and I can see the back up file on the sd card. Can anybody more qualified confirm if this app works on S4?
Sent from my GT-I9505 using xda premium
Click to expand...
Click to collapse
The best thing is to check it with the developer. I do not know what file has been created, although I expect it to be a raw copy using dd. The best thing is to do it manually. Or by the instructions given by djembey, or by the more detailed step-by-step instructions in the thread of my previous post here.
Hey, I managed to backup the EFS folder. Is there any way to modify the backup file and restore it after the modification? I want to change the IMEI number but unfortunately I have no box / cables available to do so. There must be a solution?! I am currently living in Turkey and they restrict western mobile phone usage for foreign people.
thanks a lot
cheers,
ralf
,
ralfa1234 said:
Hey, I managed to backup the EFS folder. Is there any way to modify the backup file and restore it after the modification? I want to change the IMEI number but unfortunately I have no box / cables available to do so. There must be a solution?! I am currently living in Turkey and they restrict western mobile phone usage for foreign people.
thanks a lot
cheers,
ralf
Click to expand...
Click to collapse
Same here with me
i9505 imei null
please can somebody help me,what ever I try not working.Unfortynately everything working,but always show imei null and not have baseband,of course and network too.I am install with Odin few different fabrics roms or how you call that.Last is this one with 4 files inside
I9505XXUGNG8_I9505OXXGNG2_I9505XXUGNG8_HOME.tar.Everything going fine,but havent imei like on start.I am also try few different things with EFS_Professional.but cannot fix my problem.Also I am try to erase EFS,but folder cannot erase,just files inside,and trying other one downloaded from net,but not going.Every time after reboot,EFS be back automatics,Can you help me ,please
If I am write inside EFS folder must be a file nv_data.bin ,I dot have that.Have lots of,but dont see that.I have inside few folders,like imei and etc.. And inside imei folder I have mps_code.dat.I am hope somebody can understand my problem.Can somebody sent to me that file,and can I take from other phone.Is that my solution,or what.HELP PLEASE
this is in function to my i9505,but not help me to solve problem.Somehow I not have file nv_data.bin on my phone in efs folder,and backup and restore not help me.Please do you no some solutions?

Phone now has no OS!

Had LG G2 2 hours
Rooted, TWRP installed. Downloaded new ROM and copied to storage (whilst phone was running). Booted in to recovery wiped Rom (stupidly) then went to install new Rom which is not there. So I have no OS...
Unless it's in a weird directory I need to copy it across again however Mount under TWRP settings does not bring up windows explorer to allow me to copy it again (USB Drivers all installed I thought after root process). Had it got an SD card slot I could have burnt it to that in my PC and then put it in the phone.
Any ideas please
jamesbond_28_007 said:
Had LG G2 2 hours
Rooted, TWRP installed. Downloaded new ROM and copied to storage (whilst phone was running). Booted in to recovery wiped Rom (stupidly) then went to install new Rom which is not there. So I have no OS...
Unless it's in a weird directory I need to copy it across again however Mount under TWRP settings does not bring up windows explorer to allow me to copy it again (USB Drivers all installed I thought after root process). Had it got an SD card slot I could have burnt it to that in my PC and then put it in the phone.
Any ideas please
Click to expand...
Click to collapse
"adb sideload" -> please type into the searchbox. Would help you a little more but busy currently. however this will help you.
So you wiped your complete storage? lol.
Try to sideload your rom.
http://android-revolution-hd.blogspot.de/2013/12/ow-to-use-adb-sideload.html
ckyy said:
So you wiped your complete storage? lol.
Try to sideload your rom.
http://android-revolution-hd.blogspot.de/2013/12/ow-to-use-adb-sideload.html
Click to expand...
Click to collapse
Yes nightmare. And ADB doesnt look for the faint hearted either. is there no way of mounting in TWRP?
jamesbond_28_007 said:
Yes nightmare. And ADB doesnt look for the faint hearted either. is there no way of mounting in TWRP?
Click to expand...
Click to collapse
I wouldn't bother trying to get it to work. Sideloading is way faster.
http://forum.xda-developers.com/showthread.php?t=2588979
1. Download and install it. Put the rom inside ADB folder. Put twrp in sideload mode.
2. Open your adb folder and shift-right click. Select open command propt here.
3. This is what you type in your CMD -> adb sideload flash.zip (flash.zip is obviously replaced by your rom name).
ckyy said:
I wouldn't bother trying to get it to work. Sideloading is way faster.
http://forum.xda-developers.com/showthread.php?t=2588979
1. Download and install it. Put the rom inside ADB folder. Put twrp in sideload mode.
2. Open your adb folder and shift-right click. Select open command propt here.
3. This is what you type in your CMD -> adb sideload flash.zip (flash.zip is obviously replaced by your rom name).
Click to expand...
Click to collapse
Thanks. 'device not found'...
jamesbond_28_007 said:
Thanks. 'device not found'...
Click to expand...
Click to collapse
Have you installed all drivers?
Gesendet von meinem LG-D802 mit Tapatalk
jamesbond_28_007 said:
Thanks. 'device not found'...
Click to expand...
Click to collapse
Ok. Needed google universal ADB driver by Koush (as windows 8). So it reached 100% but phone back on LG flashscreen...
jamesbond_28_007 said:
Ok. Needed google universal ADB driver by Koush (as windows 8). So it reached 100% but phone back on LG flashscreen...
Click to expand...
Click to collapse
All good. Thanks for all the help and apologies for being such a muppet.

Delete Boatware and system apps with TitaniumBackup and TWRP

Hello guys!
Here is an instruction how you uninstall system apps and Bloatware in any Android version with TitaniumBackup (TB) and TWRP!
Like usual, I'm not responsible for any damage of your phone.
I use the Pro Version of TitaniumBackup because you have better capabilities and the following guide is written for all who have the Pro Version:
1. Check if you're rooted and you have a working TWRP recovery. If not, in the other threads it's written how you can do this.
2. Install TitaniumBackup from Play Store and the Pro Version of this app.
3. The best way to do a backup in TB is on the external SD card. If you use Lollipop or Marschmallow you have to grant TB the option to use the external SD. The Guide is below.
4. Make a backup of all apps on your phone in TB.
5. Reboot your phone to TWRP and make a complete backup of your phone in TWRP.
6. Reboot to system.
7. Open TB and then uninstall the apps which you don't need. Attention: Don't uninstall system apps which the phone needs for correct running!
8. Reboot immediately to TWRP. Click mount and then tick system.
9. Reboot to system.
Guide for granting write access in Android 5 or 6:
Cklick on Menu then Preferences and then Backup folder location. A new window will appear where you have to change the backup folder. Click on (click to change). Click on DocumentProvider storage and choose your external SD. Click on > and type in the new folder name for your Backup.
That's it! If I helped you please press Thanks!
adop40 said:
Hello guys!
Here is an instruction how you delete system apps and Bloatware in any Android version with TitaniumBackup (TB) and TWRP!
Like usual, I'm not responsible for any damage of your phone.
I use the Pro Version of TitaniumBackup because you have better capabilities and the following guide is written for all who have the Pro Version:
1. Check if you're rooted and you have a working TWRP recovery. If not, in the other threads it's written how you can do this.
2. Install TitaniumBackup from Play Store and the Pro Version of this app.
3. The best way to do a backup in TB is on the external SD card. If you use Lollipop or Marschmallow you have to grant TB the option to use the external SD. The Guide is below.
4. Make a backup of all apps on your phone in TB.
5. Reboot your phone to TWRP and make a complete backup of your phone in TWRP.
6. Reboot to system.
7. Open TB and then delete the apps which you don't need. Attention: Don't delete system apps which the phone needs for correct running!
8. Reboot immediately to TWRP. Click mount and then tick system.
9. Reboot to system.
Guide for granting write access in Android 5 or 6:
Cklick on Menu then Preferences and then Backup folder location. A new window will appear where you have to change the backup folder. Click on (click to change). Click on DocumentProvider storage and choose your external SD. Click on << Create a new folder >> and type in the new folder name for your Backup.
That's it! If I helped you please press Thanks!
Click to expand...
Click to collapse
just delete system apps or uninstall ?
and thx for ur tread, very helpfull
kaodd said:
just delete system apps or uninstall ?
and thx for ur tread, very helpfull
Click to expand...
Click to collapse
Uninstall. I see I have to change the description. ?
You're welcome!
Gesendet von meinem D6503 mit Tapatalk
Personally I prefer Rom Toolbox Pro!!
Sent from my D6503 using XDA-Developers mobile app
adop40 said:
Uninstall. I see I have to change the description. ?
You're welcome!
Gesendet von meinem D6503 mit Tapatalk
Click to expand...
Click to collapse
when i freeze a system app with tb, how deep is it frozen?
i froze a lot of system apps, but there was 1 come up in doze (IMS service? not quite sure)
kaodd said:
when i freeze a system app with tb, how deep is it frozen?
i froze a lot of system apps, but there was 1 come up in doze (IMS service? not quite sure)
Click to expand...
Click to collapse
Hmm, I don't use the freeze mode. I think that it's frozen forever.
Better don't freeze IMS service. I uninstall only apps which I know that it doesn't corrupt the system. It's like the same if modders do a debloat script. ?
Gesendet von meinem D6503 mit Tapatalk
adop40 said:
Hmm, I don't use the freeze mode. I think that it's frozen forever.
Better don't freeze IMS service. I uninstall only apps which I know that it doesn't corrupt the system. It's like the same if modders do a debloat script. ?
Gesendet von meinem D6503 mit Tapatalk
Click to expand...
Click to collapse
thx man, have some apps frozen for weeks, will uninstall now - a little spring clean-up
Thanks good guide
adop40 said:
Hmm, I don't use the freeze mode. I think that it's frozen forever.
Better don't freeze IMS service. I uninstall only apps which I know that it doesn't corrupt the system. It's like the same if modders do a debloat script. ?
Gesendet von meinem D6503 mit Tapatalk
Click to expand...
Click to collapse
IMS Service undeleted - no probs
i installed when i start my phone it vibrate and show sony logo not worked help z2

[REQUEST] persist.img for IN2020 12GB

Hi,
My FP reader is not working. The problem is in the persist.img file and i don't have a backup
It seems to be debatable whether presist.img is unique per device or per model.
I can not send my device to RMA so I have nothing to lose and would like to try restoring this file and see if it fixes my FP reader
I would really need someone to help me out with this. Could someone with a rooted Oneplus 8 pro 12GB IN2020 (China) do me a massive favor? I need a persist.img file extracted.
It can be done in one of 3 ways:
1. Using this app and backing up persist as an .img:
https://play.google.com/store/apps/details?id=ma.wanam.partitions
2. Running these commands in adb on a computer:
adb shell
su
dd if=/dev/block/bootdevice/by-name/persist
3. Running this command in terminal on TWRP:
dd if=/dev/block/bootdevice/by-name/persist
Thank you
gilsh said:
Hi,
My FP reader is not working. The problem is in the persist.img file and i don't have a backup
It seems to be debatable whether presist.img is unique per device or per model.
I can not send my device to RMA so I have nothing to lose and would like to try restoring this file and see if it fixes my FP reader
I would really need someone to help me out with this. Could someone with a rooted Oneplus 8 pro 12GB IN2020 (China) do me a massive favor? I need a persist.img file extracted.
It can be done in one of 3 ways:
1. Using this app and backing up persist as an .img:
https://play.google.com/store/apps/details?id=ma.wanam.partitions
2. Running these commands in adb on a computer:
adb shell
su
dd if=/dev/block/bootdevice/by-name/persist
3. Running this command in terminal on TWRP:
dd if=/dev/block/bootdevice/by-name/persist
Thank you
Click to expand...
Click to collapse
Not possible..
You can restore FP in two ways
1.restoring a backup from YOUR persist img
2.send the phone to oneplus to recalibrate your FP sensor wipe your phone and reinstalling latest OOS
cultofluna said:
Not possible..
You can restore FP in two ways
1.restoring a backup from YOUR persist img
2.send the phone to oneplus to recalibrate your FP sensor wipe your phone and reinstalling latest OOS
Click to expand...
Click to collapse
Ok.. I guess i need to wait until the corona rules are over to send it to china
gilsh said:
Ok.. I guess i need to wait until the corona rules are over to send it to china
Click to expand...
Click to collapse
Bought it from China..?
You have to wait.
Face unlock is also ok..
gilsh said:
Ok.. I guess i need to wait until the corona rules are over to send it to china
Click to expand...
Click to collapse
Where are you from ?
Send it to the OnePlus repair center near you with a copy of the invoice otherwise repair will be at your expense. For europe the center is in poland. You must request a repair on the OnePlus website. There is no problem for shipping.
I had the same problem and everything went well.
Once the phone is back, the first thing to do is to back up your persist.img and EFS partition.
Which DD command could be used to restore your own persist?
Edit: it should be dd if=/sdcard/persist.img of=/dev/block/bootdevice/by-name/persist​

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