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

Microsoft Store 502 Bad Gateway: Troubleshooting Checklist

You're trying to open Microsoft Store and get a 502 Bad Gateway error. This usua...

Fix Windows Security Cannot Connect to the App

When you see 'Windows Security cannot connect to the app' while trying to open Windows Security o...

Windows Security Proxy Error Checklist: Diagnose & Fix

If you see "Windows Security" proxy errors when trying to access the internet or a network resour...

Fix 'Chrome Profile Path Not Found' Error When Opening Chrome

You click the Chrome icon and instead of your browser opening, you see an error: "Chrome profile ...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

How to Fix OneDrive Error 0x8004de40

If you see error code 0x8004de40 when trying to sign in or sync files in OneDrive, it usually mea...