While the fix might not be obvious, it should only take a few minutes to get back up and running. One of the most underappreciated Windows features is the operating system's ability to cache network ...

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 ...

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