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

Fix GitHub Actions Cache Action Permission Denied Error

Windows Defender 502 Bad Gateway: Troubleshooting Checklist

If you see a 502 Bad Gateway error when opening Windows Security or trying to update Windows Defe...

Fix Microsoft Store Not Opening After Windows Update

After a Windows update, the Microsoft Store may fail to open—clicking the icon does nothing, or i...

Fix Windows Terminal Connection Timeout via Firewall Settings

If you're seeing "connection timed out" when using Windows Terminal to connect to a remote server...

Fix Chrome 'Cannot Delete Downloaded File: File in Use' Error

When you try to delete a downloaded file from Chrome's download bar or the Downloads page, you mi...

Fix Microsoft Teams Installation Error 0x80070005

You try to install Microsoft Teams but get error 0x80070005. This usually means the installer can...