Why do I suddenly have low FPS?

my
2

I have an Omen laptop with the Nvidia geforce GTX 1650.

I've had this laptop for 1 month. All games went perfectly for 1 month and had over 140 FPS. But since yesterday I have only an average of 20 FPS and can no longer play a game comfortably.
Why is that?

Na

Something could be broken or your memory is not working properly
if you have any questions write me a good question
and please good ratings

my

How can I straighten my memory?