Windows Upgrade Help and more

Same here. You could also try using the official Microsoft Media Creation Tool to do a clean install, as it sometimes bypasses the checker's strict blocks.

Yeah this is common. First, that error often points to a driver or software conflict. Try updating your BIOS and all drivers from your PC manufacturer's website, then temporarily disable any antivirus before running the upgrade again.

Your File History backup is good for personal files, but you're ...