Fingerprint Issue - Moto Z Questions & Answers

I have just been able to restore my phone from a hardbrick, but the fingerprint is not recognizing, I downloaded a program to test the sensor and says that my device has no fingerprint, any idea what to do?
I already changed the ROM, and have already downgraded to test another ROM

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Help - my fingersecrity stop work

i format the device .
install new ROM
but nothing help.
its stop to recozine finger
Stock rom?
yes
Any case? Did you reflash rom or just perform factory reset?
yes. i reflash . and didnt have any case
Then it looks like hardware issue unfortunately :/
Hi,
did you by any chance unlock your bootloader? I just unlocked my bootloader this morning (which also includes a factory reset) an now I cannot use my fingerprint any longer for any task (unlock phone, login into paypal etc.) The registration of the fingerprint seems to work but it is not recognised afterwards.
Update 30.05.2016:
Got my fingerprint sensor working again. The reason for not recognizing my fingerprints was the option "allow OEM unlock" enabled in the developer options. After disabling this option unlocking the phone via fingerprint is working again.
i didnt do unlcok oem .

Fingerprint sensor stopped working after flash

Hi,
I was on MM and the fingerprint sensor worked some of the time and it wasn't reliable. I decided to use FlashTool to flash the same software to have a nice clean install, however, after I did that the fingerprint sensor stopped working. Every time I try to add a fingerprint, it says put my finger on the sensor and wait for the vibration, but it never worked.
Is there something I have to tick in FlashTool? I am using the right FTF.
Edit: In Service Test > Fingerprint Sensor, it appears to be fine. Also, DRM keys are intact if that matters. I was worried I wiped too many things when I flashed the FTF.
I've also tried adding fingerprints in Safe Mode as well as flashing FTF from a different region (but for the device). I am still unable to add fingerprints
Did you unlock bootloader? I had the same issue afterwards. Fortunately got a new one now, but I'm not unlocking for the moment.
harry_turtle said:
Did you unlock bootloader? I had the same issue afterwards. Fortunately got a new one now, but I'm not unlocking for the moment.
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Click to collapse
I haven't unlocked the bootloader so my DRM keys and stuff are still here

Enrollment not completed

Whats does it mean..how to overcome this..wasnt a issue on 7.0..see screeny
is this constant or a one off thing?
try using lgup to flash your rom again or if that doesnt work you can downgrade back to 7.0
I managed to register my fingerprint.. But wanted to add it again as I usually get the fingerprint not recognised error. ( happened all the time on 7.0)..and now this enrollment error on 8.0..maybe I'll skip the fingerprint security

Fingerprint not working

I just bought Realme 7 Pro 8/128 from Amazon.de warehouse (EU version) and when I started it, I found that the fingerprint sensor doesn't work - it doesn't allow to scan any fingerprints, only message "Add a fingerprint" is blinking, without even showing the place to put the finger.
Video of the problem
I Googled this problem and found that it usually happens when somebody unlocks the bootloader (and probably flashes magisk), which someone might do before sending it back to Amazon, but I didn't find any resolution to it. I have seen that OEM unlock in Developer options was enabled, but the bootloader was locked.
I have seen hints that it couls fix flashing the full OFP firmware, so I unlocked the bootloader, downloaded a few OFP firmwares, Realme Flash Tool can't flash any of them - it throws error "Cannot find central directory". I didn't have any luck also with MsmDownloadTool - version 1.x or 2.x that is bundled with the firmware asks for login and password. Version 4.x or 5.x says that no file is found or that it doesn't match the tool version.
I was able to flash OZIP firmware from stock recovery and lock the bootloader again, but it didn't solve the problem.
Any ideas how the fingerprint scanner can be fixed?
I have exactly the same problem
nirmago said:
I have exactly the same problem
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Click to collapse
Did you have it also from the beginning, or it started after you unlocked the bootloader? Did you try flashing some custom ROM, or Android 11, if it works there?
So in the end I sent the phone to Realme service for warranty repair and they fixed it by reflashing the firmware. Pity that we can't do it by ourselves, as Realme Flash tool doesn't work and MsmDownloadTool requires login credentials of authorized service..
lapist said:
So in the end I sent the phone to Realme service for warranty repair and they fixed it by reflashing the firmware. Pity that we can't do it by ourselves, as Realme Flash tool doesn't work and MsmDownloadTool requires login credentials of authorized service..
Click to expand...
Click to collapse
Where are u from bro
i bought the phone too and i had the same problem.
I couldn't flash the firmware in bootmode or recovery because it didn't display the install from storage item.
I sent the phone for assistance and when I returned everything worked fine: finger print and install from storage in recovery mode.
The firmware installed in assistance is RMX2170EU_11_OTA_0380_all_ePoA62jksSTW.ozip (check the download if it is suitable for your region)

Persist (help plz).. Fingerprint not working.

My phone got bricked so I unbricked it by following this guide https://forum.xda-developers.com/t/unbrick-realme-7-pro-ui-1-0-android10.4347457/ (Thanks to xxx8086)
But i forgot to back up persist.img and now my fingerprint is not working.
I tried to search about persist.img so i can download it from anywhere but i didn't find any thing
So can anyone provide me with a persist.img download link for realme 7 pro? please
Thanks in advance.
Sorry to say, but I don't think there's any way as of now to recover the fingerprint, once the bootloader is unlocked and/or the device is rooted, you can't recovery your fp, it's like in the case of Samsungs where KNOX gets altered after unlocking the BL and lose the access to Samsung Pay.
I'm also facing the same problem, and if anyone found a fix, I'd happy to hear it.
I have the same problem of the fingerprint, it is not recovered with the persist.img of another realme? I also have problems with face unlock and fast charging. Will they always be related to persist.img damage?
Hello. I have the same problem, have you been able to solve it?
TheAngryGuitarist said:
Sorry to say, but I don't think there's any way as of now to recover the fingerprint, once the bootloader is unlocked and/or the device is rooted, you can't recovery your fp, it's like in the case of Samsungs where KNOX gets altered after unlocking the BL and lose the access to Samsung Pay.
I'm also facing the same problem, and if anyone found a fix, I'd happy to hear it.
Click to expand...
Click to collapse
Sry I was busy this year so I couldn't open,
I solved the problem by going to realme customer service, It was so easy that it didn't cost me ANYTHING!
He just flashed the software of the specific phone using msm download tool and what I mean by specific is the software that was designed just for ur phone like exclusively for ur IMEI.
He said the only problem I did that I didn't flash the correct software for the phone. Hope I helped

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