Shuts off my pc

my pc: AMD Ryzen 5 3600 Hexa Core
KFA2 RTX 3060 12GB LHR
ASUS TUF Gaming A520M-Plus
32GB RAM (2x16GB) 2666MHz CL19 Blueray
1TB SSD Blueray Ultra M8V
Cooler CPU Ice 410 ARGB
power Eurotech 650W 80+ Bronze

The pc doesn't have a year yet!

temps are fine..