App & Browser Control in the Windows Security App - Microsoft …
Smart App Control adds significant protection from new and emerging threats by blocking apps that are malicious or untrusted. Smart App Control also helps to block potentially unwanted …
Automatically fix Windows security issues - Microsoft Support
Oct 14, 2025 · Follow these steps to automatically diagnose and repair Windows security problems by turning on UAC, DEP protection, Windows Firewall, and other Windows security …
Device Security in the Windows Security App - Microsoft Support
In the Windows Security app on your PC, select Device security, or use the following shortcut: Device security. A Secured-core PC is designed to provide advanced security features right …
How to start a scan for viruses or malware in Microsoft Defender
Here's how to do that on Windows, Mac, or Android.
EMET mitigations guidelines - Microsoft Support
EMET achieves this goal by using security mitigation technologies. These technologies function as special protections and obstacles that an exploit author must defeat to exploit software …
Microsoft Defender for Endpoint update for EDR Sensor
Microsoft Defender for Endpoint on Windows Server 2012 R2, Windows Server 2016. This update services the EDR sensor included in the new Microsoft Defender for Endpoint unified solution …
Turn on Control flow guard on your computer - Microsoft Support
Learn how to turn on Control flow guard so you can install and run Windows Subsystem for Android.
Windows help and learning - support.microsoft.com
Get support for Windows and learn about installation, updates, privacy, security and more.
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Microsoft 365 and Office resources - Microsoft Support
Find information about Microsoft 365 and Office suites including system requirements for each version.