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

Fix Windows Activation After Hardware Change

If you recently upgraded your PC's motherboard, CPU, or hard drive and now see “Windows is not ac...

How to Migrate Command Prompt Settings to a New Computer

When you set up a new computer, you might want to keep the Command Prompt settings you customized...

Fix 504 Gateway Timeout in Windows Security After Update

If you see a 504 Gateway Timeout error when opening Windows Security after a recent update, it us...

How to Fix Windows Update Module Not Found Error

If you see "Windows Update module not found" or a similar error when trying to update Windows, it...

Fix Windows Defender DNS Error on Windows 10

If you see a DNS error in Windows Defender on Windows 10, it usually means the app can't reach it...

Fix PowerShell 'Path Not Found Permission Denied' Error