Apparently my Windows Installer is corrupted. I'm working to repair it without having to do a clean install (arghhh).

This is my first post here. Great forum! I've just been dx with mild OSA. Last night was first night on APAP - went very well. Anyway, I downloaded ResScan 3.11 from Uncle_Bob's link (thank you), but it won't install on my Win7HPx64 PC. It extracts then the PC freezes, and I have to hot boot. There ...