Question Pc Random Reboots even while in Bios

[rpdude0]

My PC keep rebooting even while I’m in bios
I tried ram it’s not that
I don’t think it’s overheating either just applied new thermal paste and the pc is fairly new and clean what could it be?

 

[DSzymborski]

Without any specific information about your components and the timeline of the problem, it's hard to say anything beyond "something's broken."