Fingerprint sensor/UDFPS not working with screen filters

[ItsADGaa]

Issue type

Feature not working as intended

Device

Samsung Galaxy A51 (A515F), maybe others too

crDroid version

crDroid 12

Exact version / Build date

12.9/2026-April-22

Bug description

The fingerprint sensor/udfps can't read the registered fingerprints whenever there's any kind of screen filters active (color correction, night light, etc..)

Steps to reproduce

1. Register fingerprints
2. Turn on (e.g.) night light
3. Sensor can't read fingerprint

Relevant log (logcat/build log)

-

Screenshots or videos

screen-20260519-085331-1779169998181.mp4

Solution

In my opinion, turn off all filters on the lock screen automatically and keep them enabled after unlock

Additional context

Acknowledgements

• I've checked device is officially supported and that no support is provided for unofficial devices (for device specific reports and not source related).
• I'm running latest version available on crdroid.net for this device and that the device is still maintainer supported (not flagged unsupported on download page)
• I have searched the existing issues and this is a new and no duplicate or related to another open issue.
• I have written a short but informative title.
• I filled out all of the requested information in this issue properly and understand that not doing so will automatically result in closing of ticket.