notification screen from the top randomly flashing up and covering my screen. I don't have a screen protector on and my phone M

[Newgamevsgame]

notification screen from the top randomly flashing up and covering my screen. Samsung M11 

[Newgamevsgame]

I bought in August 2020 

[Pugs1957]

OK, that will be under warranty so youneed to contact the place you bought it from or Samsung customer services. Hopefully they will sort it out quickly.

[Newgamevsgame]

Thank you sir for help and suggestions , thanks for reply.