Software comparisons, alternatives, and tool decision notes.

Fix Outlook Authentication Failed Error in Exchange Settings

You open Outlook and see an authentication failed error tied to your Exchange account. The passwo...

Fix Remote Desktop Connection Version Mismatch Error Code

When you try to connect to a remote PC using Remote Desktop Connection (RDP) and get a "version m...

Setup Windows Defender to Trust an SSL Certificate

If you're running a local development server or an internal application with a self-signed or pri...

Windows Security Not Working on Mac: Fixes and Workarounds

If you're running Windows on a Mac via Boot Camp or a virtual machine and Windows Security (forme...

Fix Windows Update Access Denied Registry Error

When you try to edit the registry to fix Windows Update and get an 'access denied' error, it usua...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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