Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.

Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.

Learn about what effect closing a Microsoft account might have on your other apps and services.

Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.

Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.

Learn how to reinstall Windows on your PC and how activation works after it's installed.

Erfahren Sie, wie Sie die App „PC-Integritätsprüfung“ verwenden, um die Leistung Ihres Geräts zu verbessern.

Learn how to troubleshoot and fix problems setting up your email in Outlook.

Summary. Microsoft Update Health Tools is offered to devices through Windows Update as update KB4023057. This update is applicable for both Windows consumer and commercial devices, with a slightly different purpose and functionality.