Windows Upgrade Help and more

Can confirm. You could also try checking if your drive controller mode is set to AHCI in the BIOS, as that's often required. Another option is to reconnect your main drive to a different SATA port on the motherboard.

Yeah, Also, try temporarily disconnecting any non-essential USB devices, as those can sometimes interfere with the installation. Hope that helps.

Agreed, that's a solid step. Also, double-check your drivers are up to date, especially chipset and storage, before trying again.

This happened to me. For me, the fix was temporarily disconnecting all my non-essential USB devices, like external drives and my webcam, before starting the upgrade.