mck

The 20-25 seconds of black screen (usually with the UEFI splash screen showing for part of that time) is normal. It takes my MSI...

Maybe try the following and see if it helps: DISABLE FAST STARTUP IN UEFI: - - As you know, UEFI replaces BIOS in modern PCs. I've...

EXACTLY, (step-by-step), how are you shutting down your PC? And on a power on boot, EXACTLY what happens time wise? For example, how...

Try changing the File Explorer view from "Home" to "This PC" and see if you like it. (It's my preferred view.) Open File Explorer...

In case it helps, I'm running 24H2 and have set Task Scheduler to startup a program on boot up. It works normally.

Sounds like your PC has serious problems. Maybe try repairing your copy of Win11 using the recovery partition. For instructions...

Maybe increasing the icon cache size will fix your problem. Here's the link in the elevenforum:

Win11, 24H2 - Works for me. Rt click in blank portion of taskbar shows Task Manager and Taskbar Settings.