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

GitHub Actions Runner Not Connecting: Fixes That Work

You've set up a self-hosted GitHub Actions runner, but it never appears online or shows a "runner...

Fix Windows Defender 504 Gateway Timeout Error

You open Windows Security and see a '504 Gateway Timeout' error. This usually means Windows Defen...

Fix Outlook Module Not Found Permission Denied Error

When you see 'module not found' or 'permission denied' in Outlook, it usually means Outlook canno...

Fix Windows Activation Error 504 Caused by Firewall Settings

You try to activate Windows and get error 504. This often means your firewall is blocking communi...

Outlook Not Receiving Emails in Inbox but in Other Folders: Fix

If you notice that new emails are landing in folders like Junk, Archive, or custom folders instea...

Docker Compose Env File Not Found: Troubleshooting Checklist