Microsoft Defender URL updates (new down-level server agent & Windows 11 support): Updated OS headers: Windows 11; Server 2016 (preview) / Server 2012 R2 (preview) and MMA-based support enterpriseregistration.windows.net *.dm.microsoft.com Security Management Security Management Security Management for Microsoft Defender for Endpoint … Removed the Resource URL, … Einstellung Registrierung; 1. 2. Microsoft Note, the URL must have either http:// or https://. Windows Defender Not Updating in Windows Die Paketgröße beträgt ca. updates From the menu on the left, click Settings. All posts are provided "AS IS" with no warranties & confers no rights. UPDATE: Windows Defender will start scanning like normal but then it says the process stopped working and I have to turn Windows Defender back on again. We can open the Windows Defender graphical user interface (GUI) and select the update tab, as shown below. Submit files and URLs for analysis. Verwalten von Microsoft Defender Antivirus-Updates und …