Is this normal?

[charred briar]

Recently got the new TOTK OLED and cleaning from dust today with a microfiber cloth notice this, then I make zoom and this, this came from fabric or did I f**k my OLED

To add about it notices barely with light, but i wanna know if came from the fabric like this or it was my mistake

[thorny scroll]

looks like manufacturing defects to me

[charred briar]

i thought the same