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Several Galaxy S25 Ultra users report that the fingerprint scanner is unreliable, slow, or not working at all. The following fixes address the most common causes of fingerprint recognition failures.

Editor's note: It's important to remember that not every Pixel 7a will have these problems. In fact, you might not come across any issues at all. One of the most common complaints about the Pixel 7a ...

Smartphone fingerprint sensors come in all shapes and sizes. The physical fingerprint sensors, which can be positioned at the back, front, or even the side, are considered to be the most accurate.