How to fix fingerprint lock

When i use my finger on fingerprint lock it shows not responding

이 질문에 답하기 저도 같은 문제를 겪고 있습니다

좋은 질문 입니까?

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Tried erasing all fingerprint memory then scanning new fingerprints?

I did it ,but it shows not responding

Are you using a screen protector that may interfere with fingerprint identification? From Samsung support; https://www.samsung.com/us/support/troub....

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