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

Fix Chrome Not Working with Proxy on Ubuntu

You configured a proxy in Ubuntu, but Chrome ignores it or throws connection errors. This often h...

Fix Microsoft Store Not Loading Due to DNS Error

If the Microsoft Store won’t load and you see a DNS-related error, your computer is likely having...

Fix Windows Activation Blocked by Firewall

When Windows can't activate, one common culprit is the firewall blocking the connection to Micros...

How to Enable UFW for a Specific IP Address

You have a Linux server with UFW (Uncomplicated Firewall) enabled, and you need to allow or block...

How to Fix Windows Update Error 0x80073712 with a Clean Boot

Windows Update error 0x80073712 usually appears when a system file required for the update is mis...

Fix Chrome Profile Stuck Loading – Reset Profile Settings

Why Chrome Profile Gets Stuck Loading

You open Chrome, but instead of your bookmarks and ...