dot or small dead pixel on screen

[inayatsulaiman]

Assalamu alaikum, I've bought a used note 8 one week ago it was all fine,  but now a small dead pixel appears on its display on it's own (I'll share the picture). Can anyone tell me what to do with that and what's the reason of dead pixel?

[Zaibbutt]

dot

[Farah7745]

Camera se picture lo dark c. Phir check kro.

[inayatsulaiman]

same result, dead pixel nazar araha ha

[Farah7745]

Display panel damage?

conform wapas kr do ?

[inayatsulaiman]

ok thanks for your help😊