Switch to a different boot drive now.
Switch to a different boot drive now.
@Godlygamer23 mentioned that switching to an SSD is preferable, and performing a clean install would maximize its benefits.
Your systems might face unexpected issues, but I won’t have anything missing from your desktop.
You can keep your programs in the Program Files folder on drive A. Reinstalling Windows on drive B won’t move them there, so the system won’t find them as expected.