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

Windows Defender Setup Checklist for New PC

When you set up a new PC, Windows Defender (now called Microsoft Defender Antivirus) is already a...

Fix CMD Service Unavailable Due to Group Policy

Situation

You open Command Prompt and see an error like "Command Prompt has been disabled...

Clear Microsoft Teams Cache to Improve Performance

If Microsoft Teams feels sluggish, hangs on startup, or shows outdated information, a corrupted c...

Fix Remote Desktop Port Conflict After Windows Update

After a Windows update, you might see an error like "Another process is already listening on port...

How to Reinstall the Windows Security App (Microsoft Defender)

If the Windows Security app (Microsoft Defender) is missing, won’t open, or shows errors, reinsta...

Fix Chrome Browser Path Not Found Error

When you see 'Chrome browser path not found' while launching Chrome or opening links from another...