Finger print problem

[ShafiErfani]

I have samsung galaxy a50. Its finger print is dosent work. How do I solve the problem?

[itx_mughal]

bhai fingerprint add kro apna

[ShafiErfani]

When I click on the fingerprint, this message comes.

[itx_mughal]

2nd num pe fingerprint likha hai us pe click kro