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

Fix PowerShell 502 Bad Gateway Certificate Errors

When you run a PowerShell script that makes an HTTPS request, you might see a 502 Bad Gateway err...

Where Windows Defender Stores Its Cache Files

If Windows Defender (now Microsoft Defender Antivirus) won't update definitions, hangs during sca...

Fix Chrome Token Expired Error: Step-by-Step Guide

If you see a "token expired" error in Chrome, it usually means the authentication token for a web...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

Fix Edge Profile Sync Paused on Windows 10

If you see "Sync is paused" in Microsoft Edge on Windows 10, your bookmarks, passwords, and setti...

How to Fix 'Outlook Data File Cannot Be Opened' Error

You try to open Outlook and get the message: "The Outlook data file cannot be opened." This usual...