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

Fix Windows Security Not Starting Due to Third-Party Antivirus

If Windows Security (formerly Windows Defender) refuses to start or shows a blank screen, a third...

Outlook Auto Start Not Working in Office 365: Fixes

You expect Outlook to open automatically when you sign into Windows, but it stays closed. This is...

How to Set Up Command Prompt Offline in Windows 10

If you need to set up Command Prompt on a Windows 10 machine that has no internet access, the pro...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

Fix Chrome Profile Loading Loop: Step-by-Step Guide

You open Chrome, see the profile icon spinning, and it never finishes loading. This is the profil...

Fix PowerShell 502 Bad Gateway in IIS: Step-by-Step

A 502 Bad Gateway error in IIS typically means a downstream server or application pool failed. Wh...