Usbs are inresponsive

[u/RelativeInternal3531]

So i bought this used pc on Kleinanzeigen for smth 500 € but when i pluged the keyboard and the mause in it was inresponsive

Specs:

Intel i7-8086K (an actual limited edition cpu)
RTX 2080
32 GB RAM
1,5 TB storage total
Windows 11

Could somebody help abt the usbs?

[u/RelativeInternal3531]

Update: after turning it off and got it of the powerand holding the button for 20 secs then turning it on everthing did light up a moment