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...

Remote Desktop Not Working Over VPN: Fixes to Try

You're connected to your company VPN, but Remote Desktop just won't connect. The connection times...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

How to Reinstall the Windows Security Module

If Windows Security won't open, shows errors, or you see "This app has been turned off" messages,...

Fix Putty Connection Refused on Port 22

You try to connect to a remote server with Putty on port 22, but you get 'Connection refused'. Th...

Fix Windows Terminal Connection Refused (Error 0x80072746)

When Windows Terminal shows "Connection refused" with error code 0x80072746, it usually means the...