How to solve this?

https://preview.redd.it/9f3v2rbhixie1.png?width=1631&format=png&auto=webp&s=f45384557965531554f7b0f55e849830add29b04 idek how in the world to solve this, cuz like the laptop is lagging like it's just been an year since I've bought it, how to rectify this stuff, I'm fed up of this, please help. Laptop specs:- Model: Dell G15 5520 RAM: 8gb Processor: i5 12500h Graphics card: RTX 3050 and yeah?please help