A family friend upgraded to Windows 11 and had it helpfully turned on personal files being OneDrive enabled. It ate up her free space and suddenly she couldn't

A family friend upgraded to Windows 11 and had it helpfully turned on personal files being OneDrive enabled. It ate up her free space and suddenly she couldn't receive or reply to email anymore. She was nearly 80 and had no idea why until she had randomly asked me to help her with something on her computer. This is an instance of Microsoft being evil.