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

Fix Windows Defender DNS Error on Windows 11

You open Windows Security and see a warning about a DNS error, or Windows Defender cannot update ...

OpenVPN Connection Failed: Check Firewall Settings

You see "connection failed" in your OpenVPN client log. The server is reachable, but the handshak...

Fix PowerShell Remote Connection Refused Error

How to Fix PowerShell Network Path Not Found

When you run a PowerShell command that references a network location and see 'network path not fo...

Fix OneDrive Files Not Syncing After Update

After a OneDrive update, you might notice files aren't syncing. This is often due to a corrupted ...

How to Fix Command Prompt Proxy Error

If you get a proxy error in Command Prompt—for example, when running curl, git...