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

Fix Windows Defender Access Denied Error Due to Malware

You try to open Windows Defender Security Center or run a scan, but get an 'Access Denied' error....

Fix 'Turn On Windows Defender Access Denied' Error

You try to turn on Windows Defender, but get an "Access Denied" message. This usually means somet...

DNS Error Troubleshooting Checklist for CMD

When you can't reach a website but your internet connection seems fine, DNS errors are a common c...

Fix Remote Desktop Not Connecting Over VPN

When you're remote and your VPN connects but Remote Desktop (RDP) won't, the problem is usually i...

Download and Set Up Remote Desktop Connection Manager on Windows 10

If you manage multiple Windows servers or workstations, Remote Desktop Connection Manager (RDCMan...

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

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