Checklists for software errors, setup, and tool workflows.

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Fix 'Windows Activation Module Not Found' Error in Windows 10

If you see the error 'Windows Activation Module Not Found' when trying to activate Windows 10, th...

How to Transfer Windows 10 Digital License to a New PC

If you upgraded to Windows 10 for free or bought a retail license, you can move that license to a...

How to Reset Windows Activation Cache with a Script

If Windows shows activation errors after a hardware change or update, the activation cache might ...

How to Fix Windows Security Service Not Running

If you see an error that the Windows Security service is not running, the Security Center or Wind...

How to Fix Outlook Proxy Authentication Failed Error

You try to send or receive email in Outlook and see an error: "Proxy authentication failed"

How to Reset DNS Cache for Microsoft Store Issues
If the Microsoft Store won't load, shows error 0x80131500, or downloads stall, a corrupted DNS ca...