Defender Support for Amazon Linux 2 (ARM64) retired

1. 15 Jun 2026 Announced · Microsoft 365 Message CenterMicrosoft Defender for Endpoint: Support for Amazon Linux 2 (ARM64) retiring October 31, 2026Microsoft 365 Message Center Archive by Merill Fernando
2. 23 Sep 2026 Message Center noticeMC1392568: Microsoft Defender for Endpoint: Support for Amazon Linux 2 (ARM64) retiring October 31, 2026Microsoft 365 Message Center Archive by Merill Fernando
3. 31 Oct 2026 DeadlineThe date in the announcementMicrosoft 365 Message Center Archive by Merill Fernando

• Support for Microsoft Defender for Endpoint on Amazon Linux 2 (ARM64) retiredMicrosoft 365 Message Center Archive by Merill Fernando31 Oct 2026 · Microsoft 365 Message Center
• File policies retiring January 6, 20276 Jan 2027 · Microsoft Defender for Cloud Apps release notes
• MMA-based Microsoft Defender for Endpoint protection on Windows 7, Server 2008 R2, 2012 R2, and 2016 retired26 Feb 2027 · Microsoft 365 Message Center
• Defender Support for MMA-based protection on Windows 7 and Windows Server 2008 R2, 2012 R2, and 2016 retired26 Feb 2027 · Microsoft 365 Message Center
• Classic Defender for SQL APIs retirementNo date in the announcement · Microsoft Defender for Cloud release notes
• Deprecation completed: Legacy grouped recommendations removed from Azure portalNo date in the announcement · Microsoft Defender for Cloud release notes

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