Windows 10, version 1903

This article lists new & updated features and content that are of interest lớn IT Pros for Windows 10 version 1903, also known as the Windows 10 May 2019 Update. This update also contains all features and fixes included in previous cumulative updates to lớn Windows 10, version 1809.

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New disk space requirement for Windows 10, version 1903 applies only to OEMs for the manufacture of new PCs. This new requirement does not apply to existing devices. PCs that don’t meet new device disk space requirements will continue khổng lồ receive updates & the 1903 update will require about the same amount of free disk space as previous updates. For more information, see Reserved storage.


Windows Autopilot

Windows Autopilot is a collection of technologies used khổng lồ mix up and pre-configure new devices, getting them ready for productive use. The following Windows Autopilot features are available in Windows 10, version 1903 & later:

Windows Autopilot is self-updating during OOBE. Starting with the Windows 10, version 1903 Autopilot functional và critical updates will begin downloading automatically during OOBE.

Windows 10 Subscription Activation

Windows 10 Education support has been added to Windows 10 Subscription Activation.

With Windows 10, version 1903, you can step-up from Windows 10 Pro Education to the enterprise-grade edition for educational institutions – Windows 10 Education. For more information, see Windows 10 Subscription Activation.


SetupDiag version 1.4.1 is available.

SetupDiag is a command-line tool that can help diagnose why a Windows 10 update failed. SetupDiag works by searching Windows Setup log files. When searching log files, SetupDiag uses a mix of rules khổng lồ match known issues. In the current version of SetupDiag there are 53 rules contained in the rules.xml file, which is extracted when SetupDiag is run. The rules.xml file will be updated as new versions of SetupDiag are made available.

Reserved storage

Reserved storage: Reserved storage sets aside disk space to be used by updates, apps, temporary files, và system caches. It improves the day-to-day function of your PC by ensuring critical OS functions always have sầu access to lớn disk space. Reserved storage will be enabled automatically on new PCs with Windows 10, version 1903 pre-installed, & for clean installs. It will not be enabled when updating from a previous version of Windows 10.


Update rollbaông xã improvements: You can now automatically recover from startup failures by removing updates if the startup failure was introduced after the installation of recent driver or chất lượng updates. When a device is unable lớn start up properly after the recent installation of Quality of driver updates, Windows will now automatically uninstall the updates to get the device baông xã up and running normally.Pause updates: We have sầu extended the ability khổng lồ pause updates for both feature and monthly updates. This extension ability is for all editions of Windows 10, including Home. You can pause both feature & monthly updates for up lớn 35 days (seven days at a time, up khổng lồ five sầu times). Once the 35-day pause period is reached, you will need to update your device before pausing again.Improved update notifications: When there’s an update requiring you to restart your device, you’ll see a colored dot on the nguồn button in the Start menu và on the Windows icon in your taskbar.Intelligent active sầu hours: To further enhance active hours, users will now have the option khổng lồ let Windows Update intelligently adjust active sầu hours based on their device-specific usage patterns. You must enable the intelligent active sầu hours feature for the system lớn predict device-specific usage patterns.Improved update orchestration to lớn improve sầu system responsiveness: This feature will improve sầu system performance by intelligently coordinating Windows updates và Store updates, so they occur when users are away from their devices to lớn minimize disruptions.


Windows Information Protection

With this release, Defender for Endpoint extends discovery and protection of sensitive sầu information with Aulớn Labeling.

Security configuration framework

With this release of Windows 10, is introducing a new taxonomy for security configurations, called the SECCON framework, comprised of 5 device security configurations.

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Security baseline for Windows 10 and Windows Server

The draft release of the security configuration baseline settings for Windows 10, version 1903 & for Windows Server version 1903 is available.

Intune security baselines

Intune Security Baselines (Preview): Now includes many settings supported by Intune that you can use khổng lồ help secure và protect your users and devices. You can automatically phối these settings lớn values recommended by security teams. Defender for Endpoint

Next generation protection – Controls have sầu been extended to lớn protection from ransomware, credential misuse, và attacks that are transmitted through removable storage.Integrity enforcement capabilities – Enable remote runtime attestation of Windows 10 platsize.Tamper-proofing capabilities – Uses virtualization-based security to lớn isolate critical Defender for Endpoint security capabilities away from the OS and attackers. Defender for Endpoint next-ren protection technologies:

Advanced machine learning: Improved with advanced machine learning and AI models that enable it to lớn protect against apex attackers using innovative vulnerability exploit techniques, tools và malware.Emergency outbreak protection: Provides emergency outbreak protection which will automatically update devices with new intelligence when a new outbreak has been detected.Certified ISO 27001 compliance: Ensures that the cloud service has analyzed for threats, vulnerabilities & impacts, & that risk management and security controls are in place.Geolocation support: Support geolocation và sovereignty of sample data as well as configurable retention policies.

Threat Protection

Windows Defender Application Guard enhancements:

Standalone users can install & configure their Windows Defender Application Guard settings without needing lớn change Registry key settings. Enterprise users can check their settings to lớn see what their administrators have sầu configured for their machines lớn better underst& the behavior.

WDAG is now an extension in Google Chrome và Mozilla Firefox. Many users are in a hybrid browser environment, và would like to extover WDAG’s browser isolation công nghệ beyond Edge. In the latest release, users can install the WDAG extension in their Chrome or Firefox browsers. This extension will redirect untrusted navigations to the WDAG Edge browser. There is also a companion tiện ích khổng lồ enable this feature in the Store. Users can quickly launch WDAG from their desktop using this phầm mềm. This feature is also available in Windows 10, version 1803 or later with the lakiểm tra updates.

To try this extension:

Configure WDAG policies on your device.Go to the Chrome Web Store or Firefox Add-ons and tìm kiếm for Application Guard. Install the extension.Follow any additional configuration steps on the extension cài đặt page.Reboot the device.Navigate lớn an untrusted site in Chrome and Firefox.

WDAG allows dynamic navigation: Application Guard now allows users lớn navigate baông xã to their default host browser from the WDAG Edge. Previously, users browsing in WDAG Edge would see an error page when they try lớn go khổng lồ a trusted site within the container browser. With this new feature, users will automatically be redirected khổng lồ their host default browser when they enter or clichồng on a trusted site in WDAG Edge. This feature is also available in Windows 10, version 1803 or later with the lademo updates.

Windows Defender Application Control (WDAC): In Windows 10, version 1903 WDAC has a number of new features that light up key scenartiện ích ios and provide feature parity with AppLocker.

System Guard

System Guard has added a new feature in this version of Windows called SMM Firmware Measurement. This feature is built on top of System Guard Secure Launch khổng lồ check that the System Management Mode (SMM) firmware on the device is operating in a healthy manner - specifically, OS memory and secrets are protected from SMM. There are currently no devices out there with compatible hardware, but they will be coming out in the next few months.

This new feature is displayed under the Device Security page with the string “Your device exceeds the requirements for enhanced hardware security” if configured properly:


Identity Protection

Security management Edge

Several new features are coming in the next version of Edge. See the news from Build 2019 for more information.

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See Also

What"s New in Windows Server, version 1903: New & updated features in Windows Server.Windows 10 Features: nhận xét general information about Windows 10 features.What"s New in Windows 10: See what’s new in other versions of Windows 10.What"s new in Windows 10: See what’s new in Windows 10 hardware.What"s new in Windows 10 for developers: New và updated features in Windows 10 that are of interest to developers.