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Questions tagged [fingerprint]

Use this tag for questions related to fingerprints, like fingerprint lock or fingerprint scanner.

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Samsung Galaxy A53 doesn't show fingerprint on lock screen when no app is running

I have a Samsung Galaxy A53 and I did a fingerprint on it. When there is no application opened and it enters the lock screen, I don't see the option to put my finger to open it, and I have to write ...
mikuzan's user avatar
3 votes
3 answers
2k views

Use fingerprint in apps but not device unlock

On my Samsung Galaxy A14, I could configure my fingerprint for use within apps (such as banking and qualified electronic signature apps) but not for unlocking my phone. This is my preferred setup as I ...
elaforma's user avatar
  • 133
10 votes
3 answers
2k views

Use fingerprint to unlock the lock screen after booting Pixel 6

Background I am trying to unlock my Google Pixel 6. Due to an accident, I lost much of my memory and in turn, forgot the lock screen PIN code for my phone. I have, however, also activated fingerprint ...
creativecreatorormaybenot's user avatar
2 votes
0 answers
120 views

Disabling fingerprint sensor on Oukitel WP6

I want to completely disable the fingerprint sensor on my Oukitel WP6, rooted, running CAOS (modified Android). That means not just unlocking phone with fingerprint, but completely killing that sensor....
Justinas Rubinovas's user avatar
2 votes
1 answer
316 views

Why does the fingerprint sensor trigger the screen?

When I touch the fingerprint sensor while I watch YouTube in the app it activates the controls on YouTube, like I was tapping the screen. Somehow the YouTube app and maybe other apps listen to the ...
Ádám Bozzay's user avatar
4 votes
1 answer
127 views

Fingerprints need to be re-registered every few days

This has happened on every Android phone I've had including my current phone, a Pixel 7 Pro. My fingerprint unlock stops working after a few days and I have to reregister my fingerprints to get it to ...
Nathan Owen's user avatar
2 votes
0 answers
30 views

Fingerprint will not open

My passwords are kept in passwords.google.com. When I am on my Samsung 52 and I need one of my passwords, and I go to Google Password Manager to get it, Android asks me to "verify it's [me]."...
user380444's user avatar
0 votes
0 answers
339 views

can't adb into phone with broken screen and lock pattern

i accidentally dropped my Pixel 6a on the counter a little hard. it landed flat on it's back. no physical damage. but the screen froze up. i pressed the power button to try and lock the screen (which ...
crookedleaf's user avatar
1 vote
0 answers
1k views

Increase number of fingerprint attempts

Is there any way to increase the number of allowed fingerprint attempts before PIN etc is demanded? I'm comfortable using adb shell if necessary.
Sam's user avatar
  • 111
2 votes
0 answers
261 views

Use tasker to pass biometric authentication dialog (root)

Main idea I want to use a tasker action to authenticate a biometric prompt on a rooted device. Background My use case is that I have a Dangerous Things Apex implant that I can securely scan to ...
Alice Jacka's user avatar
1 vote
0 answers
423 views

How to disable a broken system service in Android 11

tl;dr: the fps_hal init service on my phone is constantly restarting, and since I don't use the fingerprint sensor I want to disable it. Background: Trying to debug my own app on LineageOS 18.1 (...
ifiht's user avatar
  • 111
1 vote
0 answers
871 views

Between fingerprint unlock vs double-tap to wake up, what consumes more power?

Due to past experiences with power buttons, I'm trying to almost not touch the power button (side key) except left with no option. So between these two alternatives of waking up a phone: Using a ...
Silent's user avatar
  • 121
1 vote
0 answers
927 views

Suspicious data usage by apps

Here are a list of apps that I found on my phone: Now all of these apps seem to be preinstalled as they aren't device administrators and are impossible to disable or uninstall. They all seem to be ...
Alan Whitteaker's user avatar
0 votes
1 answer
43 views

Can we get single time access to in-display fingerprint photos in android?

I am trying to access the fingerprint photo access from the in-display fingerprint sensor for a specific use case. Is it possible to do so?
user8779910's user avatar
5 votes
1 answer
2k views

Backup app's fingerprint data and restore

I have one app on my device locked with fingerprints. I want to back up this app, delete it, and restore it again without a need to log in again. So it should work again with fingerprint without any ...
Abdulmajeed Awedah's user avatar
2 votes
0 answers
73 views

Repeating error on logcat: "FingerGoodix: Useless INT"

I have a problem with a fingerprint scanner. It doesn't work no matter what firmware I use. I flashed different fixes but it didn't help. I captured a log and found these repetitive lines: 02-10 14:23:...
user avatar
2 votes
0 answers
77 views

Is the fingerprint template generated by the vendor-specific library or the sensor?

My understanding based on the online resources is that there is a vendor-specific fingerprint library running in the TEE which is responsible for communicating to the fingerprint sensor hardware as ...
Sina's user avatar
  • 21
1 vote
2 answers
287 views

How does Whatsapp use my mobile fingerprint in their app?

How does Whatsapp access my fingerprint? WhatsApp did not ask permission to use my fingerprint. Then how do they use my fingerprint for unlocking?
Nagaraj Juro's user avatar
2 votes
1 answer
2k views

Un-register service from hwservicemanager

I have disabled the fingerprint sensor on my phone by setting the device tree node status to disabled. When I boot up, the fingerprint menu options are gone, but dmesg shows that hwservicemanager is ...
Drew's user avatar
  • 21
1 vote
1 answer
150 views

Fingerprint lost phone unlocking ability – where to troubleshoot?

Recently, fingerprint sensor on my Note8 lost phone unlocking ability. How can I troubleshoot this? Once the phone is unlocked, it still works normally: it... identifies already registered fingers (...
miroxlav's user avatar
  • 227
0 votes
1 answer
401 views

Always require PIN to unlock device

Is there any way to always require the user to enter the PIN (instead of fingerprint) to unlock the device? It seems that as soon as you add a fingerprint to the phone, now it no longer requires the ...
dcacat's user avatar
  • 3
2 votes
0 answers
304 views

Fingerprint sensor on Nexus 6P stopped working

As I was using my Nexus 6P phone today, the fingerprint sensor was working just fine. However, just a few hours ago today, it stopped working, and I can no longer unlock my device using the ...
gparyani's user avatar
  • 281
1 vote
1 answer
3k views

MAM and Android: fingerprint option never shown

We're trying to configure Intune so that people with Android devices can access their corporate email through Outlook for Android. In the Access Requirements blade (dashboard > client apps- app ...
Luis Abreu's user avatar
3 votes
0 answers
158 views

Fingerprint sensor on Samsung Galaxy Wide 2

My phone, Galaxy Wide 2 (SM-J727S) is a device made for students in South Korea, and it blocks internet, wifi, mobile data, and stuff like that (maybe an irrelevant information, but anyway). This "...
Amoled55's user avatar
4 votes
3 answers
55k views

An error has occurred with the fingerprint sensor

Shortly ago, my J7 Prime stopped recognizing my fingerprint. When I go to Settings -> Lock screen and security -> Fingerprint Scanner I get An error has occurred with the fingerprint sensor. If ...
sancho.s ReinstateMonicaCellio's user avatar
1 vote
0 answers
51 views

How to setup a finger specific app launch?

On my ZTE Axon 7 I had four fingers configured to start specific apps when the corresponding finger was pressed. That was very practical to be able to start an app like Evernote directly. On that ...
Christian's user avatar
  • 681
1 vote
3 answers
1k views

Why does fingerprint sensor not work when phone is charging?

I often face this issue. The fingeprint sensor does not work and sometimes the touch also misbehaves when phone is charging. Why does this happen and how to fix this? I experienced this issue with ...
Mayank Kumar Chaudhari's user avatar
2 votes
0 answers
4k views

Unlock with fingerprint instead of PIN after Device reboot or Device Locked by admin

Android has a security feature that requires the user to input PIN/Pattern/Password if the device was locked by an app using the Device Administrator permission or when the device is restarted. ...
cyfrost's user avatar
  • 95
3 votes
1 answer
593 views

Can I use my android phone as finger print, webcam, and mic for my windows 10PC?

I suppose I can buy a mic, a webcam, and a finger print censor for my windows 10. But I have all those in android phone already. Is there an easy way to do so?
user4951's user avatar
  • 374
1 vote
0 answers
197 views

Disabling vibration when fingerprint authentication fails

I'm running Android Nougat 7.0 on a Wiko upulse lite phone. I would like to know whether there is a way to disable the vibration that is produced when fingerprint authentication fails. I ask because I ...
Joselin Jocklingson's user avatar
0 votes
0 answers
1k views

Is there a way to disable fingerprint reader on OnePlus 5T?

I'm using a OnePlus 5T, which is running Android 8.1. Since the face-unlock works perfectly, I don't need the fingerprint reader much. In addition, I often touch the reader accidentally and the phone ...
user avatar
5 votes
2 answers
4k views

How often does Android 8.1 ask for a password instead of a fingerprint? [duplicate]

I use fingerprint to unlock my phone (Nokia 6 TA1033, upgraded to Oreo 8.1, not rooted). Sometimes it doesn't let me use fingerprint and asks for a password instead "for better security". I can't ...
Puzzled student's user avatar
1 vote
1 answer
948 views

How to make Magisk request permission/fingerprint every time for certain apps?

I'm on Magisk v16 and I have a terminal app. I want it to require the user to use fingerprint every time this certain app requests root access. How do I do this?
anonymous's user avatar
  • 209
2 votes
0 answers
50 views

Disable fingerprint fail sound

When I accidentally touch fingerprint sensor when phone is locked, it emits a beep sound, meaning that scanning failed. Can I disable this annoying sound? I have a Huawei P10 with Android 7 OS.
igobivo's user avatar
  • 121
8 votes
1 answer
11k views

Allow fingerprint unlock but require password after a certain time limit

Currently with a Samsung Galaxy S8, but I believe this is common to other devices, I can setup fingerprint unlock which requires a password when the device starts up or if I fail to scan my finger ...
Alex's user avatar
  • 81
2 votes
0 answers
126 views

How to unlock glitching fingerprint service forcing me wait for 30 minutes?

Samsung Galaxy S7 fingerpring is glitching: if my finger is wet or dusty, it is trying to detect this case and provide special processing for it. Unfortunately, it can't detect this well and this ...
Dims's user avatar
  • 569
2 votes
0 answers
654 views

Fingerprint unlock and password multiple-attempt security

I have noticed that fingerprint unlocking on Android is pretty insecure. If you make 5 failed attempts (which is quite a lot), the phone just disables the scanner for 30 seconds and then re-enables it....
Joel Croteau's user avatar
1 vote
2 answers
122 views

Is a PIN reducing the security of a fingerprint based encryption?

Many smartphones and programs are using fingerprint's to secure the phone or encrypt data. In many cases, those programs want a PIN as backup authentification method. A PIN just got 10000 possible ...
Florian's user avatar
  • 13
0 votes
1 answer
701 views

How to set up fingerprint unlock on Honor 6A?

Could please someone name the exact checkboxes I need (not) to tick on Honor 6A to have it unlock with my fingerprint? Fingerprint is configured and recognized in the settings, but the phone keeps ...
sigil's user avatar
  • 103
0 votes
0 answers
795 views

Disable wake on fingerprint sensor

I've spent a lot of time editing /system/usr/keylayout/Generic.kl in trials to disable waking on sensor touch. What I've learned is that MENU and SLEEP "buttons", when assigned to key 353 (which is my ...
mekkanizer's user avatar
0 votes
1 answer
970 views

Forgot alternative password for encrypted & fingerprint-protected Samsung Galaxy S5: how to reset it?

So I have an encrypted Samsung Galaxy S5 with Android 6.0 and set fingerprints for its lockscreen (fingerprint is set as lockscreen-type for the setting device encryption). Now it seems like I forgot ...
mYnDstrEAm's user avatar
-1 votes
1 answer
1k views

How to reset mobile fingerprint

How to reset mobile fingerprint? Mobile Model : Lenovo vibe P1
SNS's user avatar
  • 113
0 votes
0 answers
180 views

Xposed, disable pattern required on boot

On my phone, a Nexus 6p, rooted and obviously has Xposed, it asks for my pattern after every single boot, and I can't use my fingerprint. This is extremely annoying, and I dgaf about security. The ...
Tyler Richardson's user avatar
1 vote
0 answers
26 views

Can I use Android Biometric to Authenticate 20+ Users

Is it possible to use a centralized biometric database with Android or am I limited to users having to create and register their fingerprints on the device lock-screen on each Android device? I have ...
Jim Salazar's user avatar
2 votes
0 answers
407 views

Nougat: force to enter PIN and disable fingerprint every hour or every 10th time

Is it possible to set Android 7 Nougat to ask for the PIN every hour or every 10th time, when using fingerprint to unlock a phone? The fingerprint unlocking is very convenient, but it seems not that ...
SPRBRN's user avatar
  • 722
-1 votes
1 answer
10k views

Xiaomi 3s prime not able to read finger print on app lock

Phone: xiaomi 3s prime with android 6 and Miui 8. I use finger print lock for apps. When open such a apps, screen shows " couldn't read finger print. Please enter your pattern" But i forgot my ...
Vignesh Vicky's user avatar
1 vote
2 answers
4k views

Does Google have a record of my fingerprints from the Android devices?

My phone has a fingerprint scanner. I notice on the Google Play Store, it has the option to verify your identity with a fingerprint scan instead of typing in the password when making a purchase. Does ...
Celeritas's user avatar
  • 1,795
0 votes
0 answers
190 views

Can I use full disk encryption and unlock it with fingerprint on Android 6.0?

I would love to encrypt my phone. But I would only do it if I can unlock it after boot using my fingerprint.
Freedo's user avatar
  • 309
1 vote
1 answer
599 views

Unlock by fingerprint only

When I initially set up my phone, I had to both choose a pattern and scan my fingerprint, for providing maximal security. Now, when I want to unlock my phone, I can choose, whether I want to do that ...
user1170330's user avatar
4 votes
2 answers
14k views

Where does Android store fingerprint data?

I am looking for the files that correspond to the recorded fingerprints on my Nexus 6P and a way to "reset" the fingerprint system. Something similar to how Android stores lock screen settings (...
friederbluemle's user avatar