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

Manually Download and Fix Windows Update Error 0x80070002

You see error 0x80070002 when checking for updates. It usually means Windows Update can't fin...

Fix DNS Probe Finished NXDOMAIN with VPN Issues

When you see 'DNS probe finished NXDOMAIN' in your browser while a VPN is active, it mean...

How to Fix ERR_NAME_NOT_RESOLVED on Chrome for Android

If you see ERR_NAME_NOT_RESOLVED in Chrome on your Android phone, it means the b...

How to Fix Firefox Secure Connection Failed Malware Warnings

If you see a "Secure Connection Failed" error in Firefox and suspect malware, it's of...

Fix Virtual Environment Not Activating in Terminal

Why Your Virtual Environment Won't Activate

You open a terminal, navigate to your pro...

Chrome Sync Not Working with VPN: Fixes and Checks

If Chrome sync stops working after you turn on a VPN, you're not alone. The VPN can interfere...