Fix 'Windows Security Cannot Connect to Microsoft Defender' Error
When you open Windows Security and see the message 'Windows Security cannot connect to Microsoft ...
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Windows Security Error 0x80073b01 Troubleshooting GuideTroubleshoot Remote Desktop Proxy AuthenticationSetup Windows Defender Offline Scan GuideFix Task Scheduler 'Authentication Failed' Permission ErrorsFix Windows Update 'Path Not Found' ErrorTroubleshoot Permission Denied on CMD Cache CommandsResolve Windows DNS Errors with Command PromptTroubleshooting Windows Update Failed Errors