I just opened up valorant and i noticed that im suddenly getting only 90-100 fps in deatmatch when i used to hit 140+ is there anything i should be doing? i have all my settings on low

I'm just wondering... Has there been any of you (or have you ever heard of a person) who used to be a noob in Valorant (or CSGO, or similar shooters). Meaning doesn't have good crosshair placement at all, bad peeking/swing techniques, slo...