Fix Windows Defender Not Starting Due to Dependency Conflict
If Windows Defender won't start and you see an error about a dependency service or group failed t...
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How to Fix Windows Security Error 0x80070422
You open Windows Security and get error 0x80070422, or see a message that the app can't start. Th...
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You launch PowerShell and notice your CPU usage spikes to 80% or more, even when you're not runni...
Fix Windows Defender Connection Refused via Group Policy
If you see a "connection refused" error when trying to open Windows Defender Security Center or r...