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

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

How to Set Up Windows Activation on Ubuntu Dual Boot

If you installed Ubuntu alongside Windows and now see an activation warning, you're not alone. Wi...

Fix Windows Activation Proxy Error After Network Change

After changing networks—moving offices, switching ISPs, or reconfiguring a VPN—you might see a Wi...

Fix Microsoft Store Sync Issues Between Devices

You bought an app on one Windows PC, but it doesn't show up on another. Or your settings aren't s...

How to Renew an Expired Token in Windows Terminal

When you see authentication errors in Windows Terminal—like 'token expired' or 'please sign in ag...

Fix Windows Search Module Not Found Registry Error

If you see a message like 'Windows Search module not found' when trying to use the search bar, th...