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

Fix a Corrupted Windows Terminal Configuration File

Windows Terminal stores its settings in a JSON file. If that file gets corrupted—often after a cr...

Fix PowerShell Network Error: Permission Denied

When you run a PowerShell command to access a network share or remote system and get a 'Permissio...

Fix Windows Activation Error 0x80070057: Step-by-Step

When you see "Windows activation failed to start" with error code 0x80070057, it usually means th...

Fix Windows Defender Sync Issues with Microsoft 365

When Windows Defender fails to sync with Microsoft 365, you might see alerts like "Can't connect ...

How to Fix 'npm command not found' on Mac

Fixing WireGuard Handshake Errors on Windows

If you're using WireGuard on Windows and seeing "Handshake did not complete" or "No handshake rec...