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

Fix Windows Update Clean Up Tool Not Working

You run Disk Cleanup, check "Windows Update Cleanup", but nothing happens—or the option is missin...

Fix Microsoft Store Unavailable After Windows Update

After a Windows update, you might open the Microsoft Store and see a message like "Service Unavai...

Fix Windows Activation Error Due to Network Configuration

If you see "Windows cannot activate due to network configuration," it usually means your device c...

How to Install PowerShell on Ubuntu

If you need to run PowerShell scripts on Ubuntu, you can install it via Microsoft's official repo...

Fix Chrome Profile DNS Error When Creating New User

You try to create a new Chrome profile, but instead of a fresh browser, you get a DNS error. The ...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN