Update flash player pop-up

[Anuk24]

Hi everyone
I am experiencing this for a few days now
Whenever I try to use YouTube with browser , I get the update flash player pop-up
You may be familiar with this issue on pc .
I tried antiviruses ,some malware detection apps, but no use
I also noticed that there is a folder in my downloads
Flash plugin
It keeps appearing after I delete it

Any help is much appreciated
This issue is really annoying

Thanks in advance .