Checklists for software errors, setup, and tool workflows.

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

Fix OneDrive Sync Error 0x8004de40: Service Unavailable

When OneDrive shows error 0x8004de40 with the message “Sync service unavailable,” it usually mean...

VirtualBox Kernel Driver Installation Checklist

When VirtualBox fails to start a virtual machine with an error like “Kernel driver not installed”...

Fix Remote Desktop 504 Gateway Timeout on Windows 10

If you see a "504 Gateway Timeout" error when connecting to a remote desktop on Windows 10, the c...

Fix Windows Terminal 404 Not Found Error Code

If you're seeing a '404 Not Found' error when launching Windows Terminal, it usually means the ap...

FFmpeg Audio Delay Correction: Sync Audio and Video

If you've ever played a video where the audio lags behind or leads the picture, you're dealing wi...