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

Fix Windows Update Token Expired After Password Change

If you changed your Windows password recently and now Windows Update fails with a "token expired"...

Fix FFmpeg Audio Sync Issues After Conversion

You encoded a video with FFmpeg, but the audio drifts out of sync—often noticeable as the video p...

Fix Windows Update SSL Error and Permission Denied

When running Windows Update, you might encounter errors like "SSL connection error" or "Permissio...

Fix Chrome ERR_CONNECTION_RESET on Windows 10

If you see ERR_CONNECTION_RESET in Chrome on Windows 10, it usually means the co...

PowerShell Stuck Loading Profile Script: How to Fix

You open PowerShell, and it hangs indefinitely before showing the prompt. The title bar says “Loa...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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