Not afaik. It should be a nondestructive test to conduct (I don't have a Windows XP system to play with, and haven't had for years). I tried it, it won't boot. Yes, XP, really. It's for retro games, ...

Since my stupid motherboard would only let me install windows onto my computer in EIDE mode, I was wondering if anything would be affected if I should switch device modes to AHCI after I installed ...