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 VirtualBox Kernel Driver Not Installed on Windows 10

Fix Outlook High CPU Usage and Not Responding

You open Outlook, and it takes forever to load, the CPU meter spikes, or the window freezes and s...

Fix Windows Terminal Proxy Error: Connection Refused or Cannot Reach Proxy

When Windows Terminal fails to connect through a proxy, you may see errors like "Cannot reach pro...

How to Fix SSH Permission Denied (Publickey) on Git Push

You try to push a commit and see: Permission denied (publickey). The push fails. Thi...

Fix Windows Defender Real-Time Protection Authentication Failed

When you try to turn on Windows Defender real-time protection, you might see an error saying some...