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

Fix Windows Update Stuck After Clean Install of Windows 10

You've just done a clean install of Windows 10, but Windows Update is stuck, won't check for upda...

BitLocker 504 Gateway Timeout Checklist

You're trying to unlock a BitLocker-protected drive or escrow a recovery key, but the management ...

Fix Windows Security DNS Error Using Command Prompt

If you see a DNS error in Windows Security (like "DNS server not responding" or "DNS resolution f...

How to Completely Uninstall PowerShell from Mac

If you installed PowerShell on macOS via the official package or Homebrew and now want to remove ...

How to Fix pnpm Store Permission Denied on Linux

When running pnpm on Linux, you may see errors like EACCES: permission denied when p...

Windows Update High CPU Usage Troubleshooting Checklist