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

How to Fix Windows Security Update Failed Errors

You click 'Check for updates' and after a long wait, you see 'Some updates were not installed' or...

Fix SSL Certificate Verify Failed in Command Prompt

If you see SSL certificate verify failed when running commands in Command Prompt, it...

Fix Windows Search Blank Screen: Restore Default Settings

You click the search bar or press the Windows key and start typing, but instead of results you se...

Fix Command Prompt Proxy Error Sync Issues

When you see a proxy error while running commands in Command Prompt and your sync operations fail...

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

If Outlook (via web browser, Evolution,...

Windows Defender Not Working After Update: Checklist

After a Windows Update, Windows Defender (now called Microsoft Defender Antivirus) may stop worki...