Well, first off, why are you plugging in a 4-pin connector with the PC running?
Second, if you can't be bothered to put some effort into finding out what your specs are, why would anyone put some effort into helping you fix your problem?
Yeah sorry i was buying new stuff so here are the specs.
Mobo: MSI z490 Mag
Cpu: untel i5 10400f
Gpu: rtx2060
Ram: vengeance lpx 16gb 3600mhz
Psu: Asus rog strix 650w gold
Ps. They are all new.