"You'll need a new app to open this windowsdefender link" appears when Windows cannot open the Windows Security app using the ...

Microsoft has resolved an issue that breaks multiple Microsoft 365 Defender features using the network data reporting service after installing July's Windows Server updates. The Microsoft 365 Defender ...

Microsoft has decided to re-release its Windows 11 KB5007651 after one of its updates broke the Windows Security interface. The update in question was known as the Windows Defender Security update.

If Windows Security shows Unknown status in Windows 11, this post may help you. Windows Security offers features and tools that protect your PC from threats, including viruses, malware, ransomware, ...

To fix high memory usage by Antimalware Service Executable on Windows 11, try turning off real-time protection, uninstalling pirated apps, scanning for malware, rescheduling Windows Defender scans, or ...