Windows Security Not Scanning for Viruses: How to Fix
If Windows Security (formerly Windows Defender) is not scanning for viruses, you may see an error...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Error 0x800f081f with Windows Update Cleanup Tool
If you see error 0x800f081f while running the Windows Update Cleanup Tool (part of Disk Cleanup),...
Fix PowerShell Ubuntu Permission Denied Error on WSL
You're running a PowerShell script in Ubuntu on WSL and get a permission denied erro...
How to Fix Windows Update Token Expired Error
If you see a 'token expired' error when checking for Windows updates, it usually means the update...
How to Fix PowerShell Login Loop Stuck at Sign In
You open PowerShell as an administrator, and instead of getting a prompt, you see a spinning circ...
How to Set Up Proxy in Command Prompt for Network Access
If your network requires a proxy server to access the internet, you may need to configure it in t...
Topic paths
Quick titles
Fix Remote Desktop Update Error 0x80240034Fix Defender Sync Error Due to ProxyWindows Security Proxy Problem TroubleshootingEdge Update Cache Clear GuideChrome Freezes on Startup Windows 11 FixCloudflare Origin Certificate Installation StepsResolving Task Scheduler Port Conflicts: A Practical GuideOutlook Not Sending Emails: Practical Fixes for Common Causes