Fix Windows Security High Memory Usage
If you notice that Windows Security (formerly Windows Defender) is using a lot of memory—sometime...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Defender Can't Connect to Windows Update
If Windows Defender shows an error saying it cannot connect to Windows Update, it usually means t...
How to Fix Outlook Rate Limit Error
If you see an error like "You've hit a temporary limit" or "Try again later" when sending email i...
Fix PowerShell 'Could not load file or assembly' Error
When you run a PowerShell script or cmdlet and see an error like Could not load file or ass...
Fix Windows Defender Service Permission Denied Error in Windows 10
You see a 'permission denied' message when trying to start or interact with the Windows Defender ...
Chrome Sync Not Working? Step-by-Step Troubleshooting
You open Chrome on your work computer expecting your bookmarks, passwords, and extensions to be t...
Topic paths
Quick titles
Chrome Won't Launch After Antivirus Install: FixesCMD Proxy 504 Gateway Timeout FixFix Windows Activation Error 0x8007232B: Service UnavailableHow to Fix OneDrive Sync Connection IssuesHow to Fix Windows Search Log File Missing ErrorTroubleshooting 502 Bad Gateway in Chrome with VPNFix Chrome Profile High CPU Usage & Permission Denied ErrorPowerShell Azure AD Troubleshooting Guide