AMD Ryzen 7 5800X3D, B550 TOMAHAWK, 32.0GB Dual-Channel DDR4, Evga Supernova 750W, 4080 RTX.Update your post to include full system hardware specs and OS i nformation.
Look in Reliability History/Monitor and Event Viewer.
Either one or both tools may be capturing some error code, warning, or informational event showing some failure to load Windows when the pc appears to boot into bios on its' own.
How do you normally shut down the pc?
If it's failed Fast Startup, try disabling this function. I disable it in all my systems.failed fast startup
Thanks, I'll see if it still happens with fast startup off.If it's failed Fast Startup, try disabling this function. I disable it in all my systems.
https://www.windowscentral.com/soft...-enable-or-disable-fast-startup-on-windows-11
Are you running a high XMP overclock which might be crashing the computer? Run a full MemTest86 test (boot from USB) to check memory stability. This could take several hours. If there are any errors, reduce the XMP overclock speed.
https://www.memtest86.com/