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

Fix Chrome Profile Error: Extensions Not Loading

You open Chrome and notice your extensions are missing. The extensions page shows a profile error...

Firefox Secure Connection Failed: Step-by-Step Checklist

When Firefox shows 'Secure Connection Failed' (error codes like SEC_ERROR_UNKNOWN_ISSUER or MOZIL...

Fix 'Microsoft Teams Proxy Authentication Required' Error

You open Microsoft Teams and instead of your chat list, you see a message: "Proxy authentication ...

Using Google DNS to Fix Windows Activation Error

If you're seeing a Windows activation error that says something like "We can't activate Windows o...

Fix Windows Defender Log File Access Denied Error

When you try to open Windows Defender logs (e.g., from Event Viewer or the Microsoft Defender por...

Fix 'ffmpeg command not found' in PHP exec()