Fix Windows Security High CPU Usage After Update
After a Windows update, you might notice the Windows Security process (Antimalware Service Execut...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Enable Windows Update via Command Line Tools
If Windows Update is disabled or not working, you can enable it using command-line tools. This ar...
Fix Error 0x80070643 in Windows Update on Mac via Boot Camp
If you're running Windows on a Mac via Boot Camp and encounter error 0x80070643 when trying to up...
Windows Security Log Full: Clear and Archive Guide
When the Windows Security log fills up, you may see event ID 1104 (Log Full) warnings, system slo...
Fix PowerShell Connection Refused on Localhost
When you run a PowerShell command to connect to a service on localhost and get a 'connection refu...
Fix Windows Defender Threat Service Not Running Error
You open Windows Security and see a yellow warning: “Threat service has stopped. Restart it now.”...
Topic paths
Quick titles
Command Not Recognized Internal External Error FixHow to Fix Windows Defender Service Authentication FailedConda Activation Script Error: How to FixTroubleshoot PowerShell File Download 404PowerShell Memory Optimization GuideTroubleshoot Windows Security Errors and Update FailuresFix Windows Activation Failed to Start Setup Configuration ErrorFix Windows Security Authentication Failed Network Path Not Found