Today in "my dad doesn't understand computers or the internet properly":

A Windows Update caused Windows 10 to default to the Microsoft Display Driver rather than the drivers used by the internal GPU, making everything look like stretched 4:3 ass.

He blamed it on people "hacking into his IP address to deliberately change it to force him to buy a new computer."

Granted his PC is old as dirt (got it in the early 2010s), but he only uses it to browse the web, so *shrug*