Checklists for software errors, setup, and tool workflows.

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Fix Windows Activation Service Unavailable on Windows 10 Pro

If you see the error 'Windows Activation Service Unavailable' on Windows 10 Pro, it usually means...

Fix Windows Search Invalid Configuration Registry Error

If Windows Search stops working and you see an error about invalid configuration in the registry,...

Fix Windows Security Authentication Error 0x80070035

When you try to access a shared folder or printer on another computer, you might see an error:

Fix PowerShell Proxy Error 407: Authentication Required

If you see 407 Proxy Authentication Required when running PowerShell commands (e.g.,...

Fix pip install no matching distribution found offline install

When you run pip install somepackage on an offline machine and get “No matching ...

Force Delete a File Locked by Windows Command Prompt
You're trying to delete a file in Windows, but you get an error saying the file is open in 'comma...