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

Fix WinRAR Checksum Error on Windows 10

If you see a 'Checksum error' or 'CRC failed' message when extracting a RAR or ZIP file in WinRAR...

How to Fix Command Prompt Crashing on Open

You click Command Prompt, the window flashes for a split second, then disappears. This can happen...

Fix Task Scheduler Version Mismatch on Windows 10

If you see an error like "Task Scheduler version mismatch" when trying to create or edit a schedu...

Fix Windows Update Failed to Start After Reboot

You’ve just restarted your PC after installing updates, but Windows Update won’t start. The updat...

Fix Windows Defender Causing Slow Boot Up

If your PC takes longer to start up than it used to, Windows Defender might be scanning too aggre...

PowerShell Command Not Found but Works in CMD