Special optimization apps promise to fix your PC, but you don't need them—PowerShell can do it better.

Resetting network settings reinstalls all adapters, erases saved Wi-Fi networks, and custom DNS settings. To perform a network reset, head into Settings > Network & Internet > Advanced Network ...

Learn about how TweakTown tests and reviews hardware. Sometimes when something breaks in Windows, I skip the Settings app and go straight to Command Prompt. Five built-in commands handle the bulk of ...