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

Fix Windows Security High Memory Usage (MsMpEng.exe)

You open Task Manager and see Windows Security (the process is MsMpEng.exe) using 500 MB or more ...

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 Command Prompt DNS Lookup Failed Error 0x80072ee7

Fix Docker Compose Build No Cache Error

When you run docker compose build --no-cache and hit an error, it usually means the ...

Fix OneDrive Sync Error 0x8004de40 on Ubuntu

If you see error 0x8004de40 when syncing OneDrive on Ubuntu, the sync client usually fails to aut...

Fix 'Permission Denied' Error on Windows Update Log File

When you try to open the Windows Update log file (usually %windir%\WindowsUpdate.log...