Windows 10 版本1903中的新增功能What's new in Windows 10, version 1903

本部分介绍 Windows 10 版本 1903(Windows 10 2019 年 4 月更新)中驱动程序开发的新增功能和更新。This section describes new features and updates for driver development in Windows 10, version 1903 (Windows 10 April 2019 Update).


下面是 Windows 10 版本 1903 中新的和更新的音频功能列表:The following is a list of new and updated Audio features in Windows 10, version 1903:


在 Windows 10 版本 1903 中添加的新相机驱动程序文档和功能包括:New Camera driver documentation and features added in Windows 10, version 1903 include:


对 Windows 10 版本1903的调试器进行的更改包括:Changes to the Debugger for Windows 10, version 1903 include the following:


Windows 10 版本 1903 中的显示驱动程序开发的更新包括:Updates to Display driver development in Windows 10, version 1903 include the following:



在 NetAdapter WDF 类扩展 (NetAdapterCx) 中,网环缓冲区已由网环取代,后者提供新的接口用于通过网环迭代器发送和接收网络数据。In the NetAdapter WDF class extension (NetAdapterCx), Net ring buffers have been replaced by Net rings, which have a new interface for sending and receiving network data using net ring iterators. 下面是新主题的列表:The following is a list of new topics:

支持此功能的新标头包括:New headers that support this feature include the following:

下面是 NetAdapterCx 内容更新的列表:The following is a list of NetAdapterCx content updates:

移动运营商方案Mobile operator scenarios

编写了新的移动套餐内容,以方便移动运营商通过移动套餐应用直接在 Windows 10 设备上向客户销售套餐:New Mobile Plans content for mobile operators to sell plans to customers directly on Windows 10 devices, through the Mobile Plans app:

移动宽带Mobile broadband

以下功能已添加到 Windows 10 版本 1903 中的移动宽带:The following features were added to Mobile broadband in Windows 10, version 1903:

电源管理框架Power Management Framework

电源管理框架 (PoFx) 可让驱动程序为设备中的各个组件单独定义一个或多个可调整的性能状态集。The power management framework (PoFx) enables a driver to define one or more sets of individually adjustable performance states for individual components within a device. 驱动程序可以使用性能状态来限制组件的工作负荷,以提供刚好足够的性能来满足工作负荷的当前需求。The driver can use performance states to throttle a component's workload to provide just enough performance for its current needs. 有关详细信息,请参阅组件级性能状态管理For more information, see Component-Level Performance State Management.

Windows 10 版本 1903 支持定向电源管理框架 (DFx)Windows 10, version 1903 includes support for the Directed Power Management Framework (DFx). 相关的参考文档包括:Related reference documentation includes the following:

有关 DFx 测试的信息,请参阅以下页:For information about testing for DFx, please see the following pages:


在 Windows 10 版本 1903 中添加的新打印驱动程序文档和功能包括:New Print driver documentation and features added in Windows 10, version 1903 include:


Windows 10 版本 1903 中传感器驱动程序开发的新功能包括用于测试和校准屏幕亮度的 MALT(Microsoft 环境光照度工具)New features in sensor driver development in Windows 10, version 1903 include a MALT (Microsoft Ambient Light Tool) tool for testing and calibrating screen brightness.

此外,还更新了环境色 OEM 白皮书。There were also updates to the Ambient Color OEM whitepaper.


Windows 10 版本 1903 中添加了以下存储功能:The following Storage features were added in Windows 10, version 1903:

  • 添加了新的 Storport API,用于在 ETW 事件中记录设备故障和硬件协议错误,以及查询平台 D3 所需的行为New Storport APIs for logging device failure and hardware protocol errors in ETW events and to query for platform D3 desired behavior
  • 添加了新的 API 用于设置存储设备或适配器的属性New API to set the properties of a storage device or adapter
  • 对于文件系统,已添加新的 DDI 用于支持在创建完成时检索扩展属性 (EA) 信息,使微型筛选器能够改变 ECP 有效负载来更改更高级别的筛选器看到的结果For file systems, new DDIs were added to support retrieving extended attributes (EA) information upon create completion, allowing mini-filters to alter the ECP payload to change what higher filters see

Windows 驱动程序框架 (WDF)Windows Driver Frameworks (WDF)

在 Windows 10 版本 1903 中,Windows 驱动程序框架 (WDF) 包括内核模式驱动程序框架 (KMDF) 版本 1.29 和用户模式驱动程序框架 (UMDF) 版本 2.29。In Windows 10, version 1903, the Windows Driver Framework (WDF) includes Kernel-Mode Driver Framework (KMDF) version 1.29 and User-Mode Driver Framework (UMDF) version 2.29.

有关这些框架版本的功能的信息,请参阅 Windows 10 中 WDF 驱动程序的新增功能For info on what's included in these framework versions, see What's New for WDF Drivers in Windows 10. 若要了解在旧版 WDF 中添加了哪些功能,请参阅 KMDF 版本历史记录UMDF 版本历史记录To see what was added in previous versions of WDF, see KMDF Version History and UMDF Version History.

Windows 硬件错误体系结构 (WHEA)Windows Hardware Error Architecture (WHEA)

Windows 10 版本 1903 包含 WHEA 的简化界面。Windows 10, version 1903 includes a simplified interface to WHEA. 有关详细信息,请参阅以下页:For more info, see the following pages:


新的 Wi-Fi 驱动程序开发文档和功能包括:New Wi-fi driver development documentation and features include:

  • 新的精准时序测量(FTM) 功能New Fine Timing Measurement (FTM) feature
  • 新的 WPA3-SAE 身份验证功能New WPA3-SAE Authentication feature
  • 新的多频段操作 (MBO) 支持,可提高企业方案的漫游性能New Multiband Operation (MBO) support to improve roaming performance in enterprise scenarios
  • 新的信标报告卸载支持New beacon report offloading support
  • 有关这些新功能的 OID 命令、NDIS 状态指示和 TLV,请参阅 WDI 文档更改历史记录For OID commands, NDIS status indications, and TLVs for these new features, see WDI doc change history

已更新 Windows 10 版本 1903 的以下主题:The following topics were updated for Windows 10, version 1903: