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

Fix Chrome Proxy Server Error in Windows 10

If you see 'ERR_PROXY_CONNECTION_FAILED' or 'Proxy server is not responding' in Chrome on Windows...

Microsoft Teams Update Stuck on Downloading: Fixes That Work

You're trying to open Teams, and it's been stuck on "Downloading update..." for ten minutes. The ...

How to Reset Windows Defender Cache in Windows 10

Windows Defender (now Microsoft Defender Antivirus) stores temporary files and definitions in a c...

How to Fix Microsoft Teams Screen Sharing Not Working

When you try to share your screen in Microsoft Teams and nothing happens—or participants see a bl...

Windows Security Antivirus Not Detecting Threats: How to Fix

If you suspect Windows Security (formerly Windows Defender) is not detecting threats, you might s...

Fix Remote Desktop Permission Denied Error 0x80004005