Software comparisons, alternatives, and tool decision notes.

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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

Check for Malware When Windows Activation Causes High CPU Usage

If your computer's CPU usage spikes after a Windows activation attempt, malware may be the culpri...

Checklist for Resolving Remote Desktop SSL Errors

When you try to connect to a remote computer using Remote Desktop (RDP) and see an SSL error, the...

Fix PowerShell Proxy Error 407: Authentication Required

If you see 407 Proxy Authentication Required when running PowerShell commands (e.g.,...

How to Fix OneDrive Access Denied Error 0x80070005

You try to open or sync a file in OneDrive and see "Access Denied" with error code 0x80070005. Th...

Fix PowerShell Remote Connection Refused Error

When you try to run Enter-PSSession or Invoke-Command and get a