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

SSH Key Permissions and Ownership: A Troubleshooting Checklist

If you're seeing "Permissions 0644 for 'id_rsa' are too open" or "Bad owner or permissions" when ...

Fix Windows Terminal Connection Timeout Error (Code 0x80072746)

When you open Windows Terminal and try to connect to a remote host via SSH or WSL, you might see ...

How to Reset DNS Cache for Windows Search Issues

If Windows Search stops returning results or seems slow, a corrupted DNS cache might be the culpr...

Fix Microsoft Store Ubuntu Download Stuck

You click Install on Ubuntu in the Microsoft Store, but it hangs at 0% or a partial percentage. T...

Fix Windows Defender Error 0x800704ec

You see error 0x800704ec when opening Windows Defender or Windows Security. The message says auth...

Outlook Authentication Failed: Checklist to Verify Credentials