Fix Windows Security 404 Not Found on Startup
When Windows Security shows a 404 error on startup, it typically means the app can't find its req...
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View listHow to Identify a Chrome Extension Causing Browser Crashes
If Chrome keeps crashing, freezing, or showing the 'Aw, Snap!' error page, a misbehaving extensio...
Fix Windows Defender Dependency Conflict with Group Policy
You might see an error like 'Windows Defender dependency conflict' or find that Defender won't st...
Fix Windows Security Won't Turn On Real-Time Protection
You click the toggle to enable real-time protection in Windows Security, but it switches back off...
How to Fix Outlook Setup Error 'Cannot Start Microsoft Outlook'
You open Outlook and see: "Cannot start Microsoft Outlook. Cannot open the Outlook window."
Enable Windows Security Manually When It Fails to Start
If Windows Security (formerly Windows Defender) fails to start, you may see an error like "This a...
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