Week in brief

Microsoft Defender Antivirus compatibility with other security products leads 312 Defender updates

Week of 2 March 2026 recorded 2 new, 307 updated, 1 removed Microsoft Defender documentation changes and 2 relevant Message Center announcements. The most active areas were Endpoint, Defender XDR, Identity.

For Defender administrators

Review the linked Microsoft Learn changes that apply to your managed platforms, policies, applications, and rollout plans. The archive preserves the source diff for verification.

This period briefing was assembled from the tracked Microsoft Learn and Message Center changes.

Updates this week

27

Microsoft Secure Score

Updated

Updated Microsoft Defender documentation in defender-xdr/microsoft-secure-score.md.

8 March 2026

Microsoft Secure Score

Updated

Updated Microsoft Defender documentation in defender-xdr/microsoft-secure-score.md.

8 March 2026

Microsoft Secure Score

Updated

Updated Microsoft Defender documentation in defender-xdr/microsoft-secure-score.md.

7 March 2026

Shield Predict Threats

Updated

Updated Microsoft Defender documentation in defender-xdr/shield-predict-threats.md.

5 March 2026

Whats New

Updated

Updated Microsoft Defender documentation in defender-xdr/whats-new.md.

3 March 2026

Investigate Incidents

Updated

Updated Microsoft Defender documentation in defender-xdr/investigate-incidents.md.

3 March 2026

Investigate Incidents

Updated

Updated Microsoft Defender documentation in defender-xdr/investigate-incidents.md.

2 March 2026

Whats New

Updated

Updated Microsoft Defender documentation in defender-xdr/whats-new.md.

2 March 2026

Investigate Incidents

Updated

Updated Microsoft Defender documentation in defender-xdr/investigate-incidents.md.

2 March 2026
6

Custom Detection Rules

Updated

Updated Microsoft Defender documentation in defender-xdr/custom-detection-rules.md.

5 March 2026
3

Shield Predict Threats

Updated

Updated Microsoft Defender documentation in defender-xdr/shield-predict-threats.md.

5 March 2026
2

Troubleshoot

Updated

Updated Microsoft Defender documentation in defender-xdr/troubleshoot.md.

4 March 2026

Troubleshoot

Updated

Updated Microsoft Defender documentation in defender-xdr/troubleshoot.md.

4 March 2026
1

Streaming Api

Updated

Updated Microsoft Defender documentation in defender-xdr/streaming-api.md.

4 March 2026
1

Get Started Xdr

Updated

Updated Microsoft Defender documentation in defender-xdr/get-started-xdr.md.

3 March 2026
1

Investigate Users

Updated

Updated Microsoft Defender documentation in defender-xdr/investigate-users.md.

5 March 2026
1

Alert Triage Agent

Updated

Updated Microsoft Defender documentation in defender-xdr/alert-triage-agent.md.

2 March 2026
206

Mde Linux Prerequisites

Updated

Updated Microsoft Defender documentation in defender-endpoint/mde-linux-prerequisites.md.

8 March 2026

Android Intune

Updated

Updated Microsoft Defender documentation in defender-endpoint/android-intune.md.

8 March 2026

Mde Linux Prerequisites

Updated

Updated Microsoft Defender documentation in defender-endpoint/mde-linux-prerequisites.md.

8 March 2026

Android Intune

Updated

Updated Microsoft Defender documentation in defender-endpoint/android-intune.md.

8 March 2026

Mde Linux Prerequisites

Updated

Updated Microsoft Defender documentation in defender-endpoint/mde-linux-prerequisites.md.

6 March 2026

Mde Linux Prerequisites

Updated

Updated Microsoft Defender documentation in defender-endpoint/mde-linux-prerequisites.md.

6 March 2026

Respond Machine Alerts

Updated

Updated Microsoft Defender documentation in defender-endpoint/respond-machine-alerts.md.

5 March 2026

Switch To Mde Phase 2

Updated

Updated Microsoft Defender documentation in defender-endpoint/switch-to-mde-phase-2.md.

5 March 2026

Configure Endpoints Sccm

Updated

Updated Microsoft Defender documentation in defender-endpoint/configure-endpoints-sccm.md.

5 March 2026

Respond Machine Alerts

Updated

Updated Microsoft Defender documentation in defender-endpoint/respond-machine-alerts.md.

5 March 2026

Respond Machine Alerts

Updated

Updated Microsoft Defender documentation in defender-endpoint/respond-machine-alerts.md.

5 March 2026

Update Agent Mma Windows

Updated

Updated Microsoft Defender documentation in defender-endpoint/update-agent-mma-windows.md.

5 March 2026

Configure Endpoints Gp

Updated

Updated Microsoft Defender documentation in defender-endpoint/configure-endpoints-gp.md.

5 March 2026

Configure Endpoints Mdm

Updated

Updated Microsoft Defender documentation in defender-endpoint/configure-endpoints-mdm.md.

5 March 2026

Configure Endpoints Script

Updated

Updated Microsoft Defender documentation in defender-endpoint/configure-endpoints-script.md.

5 March 2026

Linux Preferences

Updated

Updated Microsoft Defender documentation in defender-endpoint/linux-preferences.md.

5 March 2026

Linux Preferences

Updated

Updated Microsoft Defender documentation in defender-endpoint/linux-preferences.md.

5 March 2026

Linux Preferences

Updated

Updated Microsoft Defender documentation in defender-endpoint/linux-preferences.md.

5 March 2026

Manage Gradual Rollout

Updated

Updated Microsoft Defender documentation in defender-endpoint/manage-gradual-rollout.md.

5 March 2026

Managing Exclusions

Updated

Updated Microsoft Defender documentation in defender-endpoint/managing-exclusions.md.

5 March 2026

Managing Exclusions

Updated

Updated Microsoft Defender documentation in defender-endpoint/managing-exclusions.md.

5 March 2026

Mde Linux Prerequisites

Updated

Updated Microsoft Defender documentation in defender-endpoint/mde-linux-prerequisites.md.

5 March 2026

Mde Linux Prerequisites

Updated

Updated Microsoft Defender documentation in defender-endpoint/mde-linux-prerequisites.md.

5 March 2026

Mde Linux Prerequisites

Updated

Updated Microsoft Defender documentation in defender-endpoint/mde-linux-prerequisites.md.

5 March 2026

Mde P1 Setup Configuration

Updated

Updated Microsoft Defender documentation in defender-endpoint/mde-p1-setup-configuration.md.

5 March 2026

Respond Machine Alerts

Updated

Updated Microsoft Defender documentation in defender-endpoint/respond-machine-alerts.md.

5 March 2026

Migrate Devices Streamlined

Updated

Updated Microsoft Defender documentation in defender-endpoint/migrate-devices-streamlined.md.

4 March 2026

Migrate Devices Streamlined

Updated

Updated Microsoft Defender documentation in defender-endpoint/migrate-devices-streamlined.md.

4 March 2026

Manage Security Policies

Updated

Updated Microsoft Defender documentation in defender-endpoint/manage-security-policies.md.

4 March 2026

Server Migration

Updated

Updated Microsoft Defender documentation in defender-endpoint/server-migration.md.

4 March 2026

Configure Conditional Access

Updated

Updated Microsoft Defender documentation in defender-endpoint/configure-conditional-access.md.

4 March 2026

Mde P1 Setup Configuration

Updated

Updated Microsoft Defender documentation in defender-endpoint/mde-p1-setup-configuration.md.

4 March 2026

Switch To Mde Phase 2

Updated

Updated Microsoft Defender documentation in defender-endpoint/switch-to-mde-phase-2.md.

4 March 2026

Configure Endpoints Sccm

Updated

Updated Microsoft Defender documentation in defender-endpoint/configure-endpoints-sccm.md.

4 March 2026

Onboarding Endpoint Manager

Updated

Updated Microsoft Defender documentation in defender-endpoint/onboarding-endpoint-manager.md.

4 March 2026

Machine Tags

Updated

Updated Microsoft Defender documentation in defender-endpoint/machine-tags.md.

4 March 2026

Configure Machines

Updated

Updated Microsoft Defender documentation in defender-endpoint/configure-machines.md.

4 March 2026

Mac Install With Intune

Updated

Updated Microsoft Defender documentation in defender-endpoint/mac-install-with-intune.md.

4 March 2026

Behavior Monitor

Updated

Updated Microsoft Defender documentation in defender-endpoint/behavior-monitor.md.

4 March 2026

Configure Endpoints Mdm

Updated

Updated Microsoft Defender documentation in defender-endpoint/configure-endpoints-mdm.md.

4 March 2026

Device Control Overview

Updated

Updated Microsoft Defender documentation in defender-endpoint/device-control-overview.md.

4 March 2026

Enable Network Protection

Updated

Updated Microsoft Defender documentation in defender-endpoint/enable-network-protection.md.

4 March 2026

Ios Install Unmanaged

Updated

Updated Microsoft Defender documentation in defender-endpoint/ios-install-unmanaged.md.

4 March 2026

Linux Exclusions

Updated

Updated Microsoft Defender documentation in defender-endpoint/linux-exclusions.md.

4 March 2026

Release Notes Mde Archive

Updated

Updated Microsoft Defender documentation in defender-endpoint/release-notes-mde-archive.md.

4 March 2026

Whats New Mde Archive

Updated

Updated Microsoft Defender documentation in defender-endpoint/whats-new-mde-archive.md.

4 March 2026

Android Configure

Updated

Updated Microsoft Defender documentation in defender-endpoint/android-configure.md.

4 March 2026

Android Configure Mam

Updated

Updated Microsoft Defender documentation in defender-endpoint/android-configure-mam.md.

4 March 2026

Configure Updates

Updated

Updated Microsoft Defender documentation in defender-endpoint/configure-updates.md.

4 March 2026

Ios Configure Features

Updated

Updated Microsoft Defender documentation in defender-endpoint/ios-configure-features.md.

4 March 2026

Mac Jamfpro Policies

Updated

Updated Microsoft Defender documentation in defender-endpoint/mac-jamfpro-policies.md.

4 March 2026

Mde P1 Setup Configuration

Updated

Updated Microsoft Defender documentation in defender-endpoint/mde-p1-setup-configuration.md.

4 March 2026

Mde Sap Windows Server

Updated

Updated Microsoft Defender documentation in defender-endpoint/mde-sap-windows-server.md.

4 March 2026

Review Detected Threats

Updated

Updated Microsoft Defender documentation in defender-endpoint/review-detected-threats.md.

4 March 2026

Understanding Malware

Updated

Updated Microsoft Defender documentation in defender-endpoint/malware/understanding-malware.md.

4 March 2026

Update Agent Mma Windows

Updated

Updated Microsoft Defender documentation in defender-endpoint/update-agent-mma-windows.md.

4 March 2026

Advanced Features

Updated

Updated Microsoft Defender documentation in defender-endpoint/advanced-features.md.

4 March 2026

Client Behavioral Blocking

Updated

Updated Microsoft Defender documentation in defender-endpoint/client-behavioral-blocking.md.

4 March 2026

Collect Diagnostic Data

Updated

Updated Microsoft Defender documentation in defender-endpoint/collect-diagnostic-data.md.

4 March 2026

Configure Updates

Updated

Updated Microsoft Defender documentation in defender-endpoint/configure-updates.md.

4 March 2026

Device Control Faq

Updated

Updated Microsoft Defender documentation in defender-endpoint/device-control-faq.md.

4 March 2026

Edr In Block Mode

Updated

Updated Microsoft Defender documentation in defender-endpoint/edr-in-block-mode.md.

4 March 2026

Enable Controlled Folders

Updated

Updated Microsoft Defender documentation in defender-endpoint/enable-controlled-folders.md.

4 March 2026

Feedback Loop Blocking

Updated

Updated Microsoft Defender documentation in defender-endpoint/feedback-loop-blocking.md.

4 March 2026

Linux Install Manually

Updated

Updated Microsoft Defender documentation in defender-endpoint/linux-install-manually.md.

4 March 2026

Linux Install With Ansible

Updated

Updated Microsoft Defender documentation in defender-endpoint/linux-install-with-ansible.md.

4 March 2026

Linux Install With Puppet

Updated

Updated Microsoft Defender documentation in defender-endpoint/linux-install-with-puppet.md.

4 March 2026

Linux Install With Saltack

Updated

Updated Microsoft Defender documentation in defender-endpoint/linux-install-with-saltack.md.

4 March 2026

Linux Installer Script

Updated

Updated Microsoft Defender documentation in defender-endpoint/linux-installer-script.md.

4 March 2026

Mac Support Sys Ext

Updated

Updated Microsoft Defender documentation in defender-endpoint/mac-support-sys-ext.md.

4 March 2026

Manage Gradual Rollout

Updated

Updated Microsoft Defender documentation in defender-endpoint/manage-gradual-rollout.md.

4 March 2026

Managing Exclusions

Updated

Updated Microsoft Defender documentation in defender-endpoint/managing-exclusions.md.

4 March 2026

Managing Exclusions

Updated

Updated Microsoft Defender documentation in defender-endpoint/managing-exclusions.md.

4 March 2026

Mde Linux Deployment On Sap

Updated

Updated Microsoft Defender documentation in defender-endpoint/mde-linux-deployment-on-sap.md.

4 March 2026

Mde Plugin Wsl

Updated

Updated Microsoft Defender documentation in defender-endpoint/mde-plugin-wsl.md.

4 March 2026

Microsoft Defender Offline

Updated

Updated Microsoft Defender documentation in defender-endpoint/microsoft-defender-offline.md.

4 March 2026

Mtd

Updated

Updated Microsoft Defender documentation in defender-endpoint/mtd.md.

4 March 2026

Network Protection

Updated

Updated Microsoft Defender documentation in defender-endpoint/network-protection.md.

4 March 2026

Next Generation Protection

Updated

Updated Microsoft Defender documentation in defender-endpoint/next-generation-protection.md.

4 March 2026

Onboarding Endpoint Manager

Updated

Updated Microsoft Defender documentation in defender-endpoint/onboarding-endpoint-manager.md.

4 March 2026

Onboarding Endpoint Manager

Updated

Updated Microsoft Defender documentation in defender-endpoint/onboarding-endpoint-manager.md.

4 March 2026

Review Detected Threats

Updated

Updated Microsoft Defender documentation in defender-endpoint/review-detected-threats.md.

4 March 2026

Schedule Antivirus Scans Wmi

Updated

Updated Microsoft Defender documentation in defender-endpoint/schedule-antivirus-scans-wmi.md.

4 March 2026

Switch To Mde Phase 1

Updated

Updated Microsoft Defender documentation in defender-endpoint/switch-to-mde-phase-1.md.

4 March 2026

Switch To Mde Phase 1

Updated

Updated Microsoft Defender documentation in defender-endpoint/switch-to-mde-phase-1.md.

4 March 2026

Switch To Mde Phase 2

Updated

Updated Microsoft Defender documentation in defender-endpoint/switch-to-mde-phase-2.md.

4 March 2026

Switch To Mde Phase 3

Updated

Updated Microsoft Defender documentation in defender-endpoint/switch-to-mde-phase-3.md.

4 March 2026

Tamper Resiliency

Updated

Updated Microsoft Defender documentation in defender-endpoint/tamper-resiliency.md.

4 March 2026
16

Onboard Server

Updated

Updated Microsoft Defender documentation in defender-endpoint/onboard-server.md.

5 March 2026

Onboard Server

Updated

Updated Microsoft Defender documentation in defender-endpoint/onboard-server.md.

4 March 2026
10

Attack Surface Reduction

Updated

Updated Microsoft Defender documentation in defender-endpoint/attack-surface-reduction.md.

4 March 2026
7

Troubleshoot Np

Updated

Updated Microsoft Defender documentation in defender-endpoint/troubleshoot-np.md.

4 March 2026

Troubleshoot Onboarding

Updated

Updated Microsoft Defender documentation in defender-endpoint/troubleshoot-onboarding.md.

4 March 2026
3
1
1
1

Air About

Updated

Updated Microsoft Defender documentation in defender-office-365/air-about.md.

6 March 2026
19

Remediation Actions

Updated

Updated Microsoft Defender documentation in defender-for-identity/remediation-actions.md.

5 March 2026

Remediation Actions

Updated

Updated Microsoft Defender documentation in defender-for-identity/remediation-actions.md.

5 March 2026

Remediation actions

Updated

Updated Microsoft Defender documentation in defender-for-identity/remediation-actions.md.

5 March 2026

Remediation Actions

Updated

Updated Microsoft Defender documentation in defender-for-identity/remediation-actions.md.

5 March 2026

Remediation Actions

Updated

Updated Microsoft Defender documentation in defender-for-identity/remediation-actions.md.

5 March 2026

Prerequisites Sensor Version 3

Updated

Updated Microsoft Defender documentation in defender-for-identity/deploy/prerequisites-sensor-version-3.md.

5 March 2026

Prerequisites Sensor Version 3

Updated

Updated Microsoft Defender documentation in defender-for-identity/deploy/prerequisites-sensor-version-3.md.

5 March 2026

Remediation Actions

Updated

Updated Microsoft Defender documentation in defender-for-identity/remediation-actions.md.

5 March 2026

Remediation Actions

Updated

Updated Microsoft Defender documentation in defender-for-identity/remediation-actions.md.

5 March 2026

Remediation Actions

Updated

Updated Microsoft Defender documentation in defender-for-identity/remediation-actions.md.

5 March 2026

Connect Sail Point

Updated

Updated Microsoft Defender documentation in defender-for-identity/connect-sail-point.md.

4 March 2026

Connect Sail Point

Updated

Updated Microsoft Defender documentation in defender-for-identity/connect-sail-point.md.

4 March 2026

Us Govt Gcc High

Updated

Updated Microsoft Defender documentation in defender-for-identity/us-govt-gcc-high.md.

3 March 2026

Whats New

Updated

Updated Microsoft Defender documentation in defender-for-identity/whats-new.md.

3 March 2026
1

Deploy Defender Identity

Updated

Updated Microsoft Defender documentation in defender-for-identity/deploy/deploy-defender-identity.md.

5 March 2026
4

Data Protection Policies

Updated

Updated Microsoft Defender documentation in defender-for-cloud-apps/data-protection-policies.md.

8 March 2026

Data Protection Policies

Updated

Updated Microsoft Defender documentation in defender-for-cloud-apps/data-protection-policies.md.

8 March 2026

Network Requirements

Updated

Updated Microsoft Defender documentation in defender-for-cloud-apps/network-requirements.md.

7 March 2026
1