Help Realme 8 pro fingerprint onscreen not working

[Manxy]

Morning, fingerprint onscreen not working. Side button works fine, but not onscreen. Followed all the tips etc on YouTube, with no success...

 

[LIL MOBI MECHANIC]

DIAL *#899# -MANUAL TEST-SWIPE LEFT -DEVICE DEBUGGING-FINGER PRINT TEST-FINGER PRINT AUTO TEST= IF IT SHOWS PASS FINGERPRINT SENSOR IS OK NEED TO CALIBRATE YOUR FINGERPRINT SENSOR WITH OPTICAL FINGERPRINT CALIBRATION TOOL
IF TEST FAILS THEN YOUR FINGER PRINT MODULE NEEDS TO BE REPLACED WITH NEW ONE