If the fingerprint scanner on your Galaxy A54 has suddenly stopped recognizing your finger, the cause is almost always one of three things: a recent One UI update that reset the sensor’s calibration, ...

A lot of users reported that they were unable to set up Windows Hello’s Fingerprint. The Fingerprint sensor fails to recognize the fingerprint, even though it has already been registered. Due to this, ...

If you are trying to register a scan, ensure your fingers are clean and dry so the sensors can detect a clear scan. If it fails to work, you may need to remove any traces of the previous fingerprints ...