Knowledge base for software setup, errors, and daily tool work.

Fix 'Windows Not Genuine' Error After Update

After a Windows update, you might see a message that Windows is not genuine, even though it was a...

PowerShell Mac vs Windows Compatibility: Key Differences and Fixes

If you've moved a PowerShell script from Windows to macOS (or vice versa) and hit errors, you're ...

Fix 'File Locked by Unknown Process' in Command Prompt

You try to delete, rename, or move a file, but Windows says it's locked by an unknown process. Th...

Fix Command Prompt Not Working in Windows 10

You click the Command Prompt shortcut or type cmd in the Run dialog, but nothing hap...

How to Fix Windows Activation Port Already Allocated Error

When activating Windows, you may see an error message like "The activation port is already alloca...

Fix Command Prompt Sync Issue with System Clock