Fix 'Windows Defender Firewall Has Blocked' Error
You see a notification that Windows Defender Firewall has blocked an app or feature. This usually...
Checklists for software errors, setup, and tool workflows.
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View listWindows Security Not Scanning for Viruses: How to Fix
If Windows Security (formerly Windows Defender) is not scanning for viruses, you may see an error...
How to Reset Microsoft Store Settings in Windows 11
If the Microsoft Store isn't loading, won't download apps, or throws errors like 0x80131500, a se...
Fix Microsoft Store Blank Screen When Other Apps Work
You open the Microsoft Store and see nothing but a blank white or gray screen. Other apps—Edge, O...
Fix OneDrive Sync 404 Error After Windows Update
After a Windows update, you might see a 404 error when trying to sync files in OneDrive. This usu...
Chrome Configuration Checklist for Optimal Performance
If Chrome feels sluggish, uses too much memory, or crashes often, a few configuration changes can...
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