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

Fix Windows Defender Update Error 0x80070643

If you see error 0x80070643 when updating Windows Defender, it usually means the update failed du...

FFmpeg Audio Out of Sync: Practical Fixes

You encoded a video with FFmpeg and now the audio is ahead or behind by a fraction of a second. T...

Fix 'Outlook Command Not Found' Error When Opening

When you type 'outlook' in a terminal or run a shortcut and get 'command not found', it usually m...

Fix Chrome Not Opening Automatically at Boot on Windows

You set Chrome to open automatically when you boot your PC, but it doesn't. This is a common issu...

Fix 'Windows Defender Command Not Found' After Malwarebytes Install

After installing Malwarebytes, some users see 'command not found' when trying to run Windows Defe...

MongoDB Authentication Failed: Administrator Checklist