Software comparisons, alternatives, and tool decision notes.

Fix Outlook Module Not Found Error 0x80040154

You open Outlook and get an error: 0x80040154 — "Class not registered" or "module no...

Fix CMD Service Unavailable Due to Group Policy

Situation

You open Command Prompt and see an error like "Command Prompt has been disabled...

Fix Windows Security Service Stopped Working in Windows 10

If you see a notification that the Windows Security service has stopped working, your antivirus o...

Fix 504 Gateway Timeout with Windows Security Firewall

If you're seeing a 504 Gateway Timeout error on a Windows machine, the Windows Security firewall ...

Windows Activation Backup: Saved Keys Not Showing?

You backed up your Windows activation using the built-in backup tool or a third-party utility. La...

Windows Update High Memory Usage Troubleshooting Checklist

If your computer slows down or the fan runs loudly after starting Windows Update, high memory usa...