Windows 11, version 22H2; July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880)

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 apps, which are apps that may cause your device to run slowly, display unexpected ads, offer extra software you didn't want, or do other things you don't expect.

若要将其关闭，请将设置切换为“关闭”。 关闭 Microsoft Defender 防火墙可能会使设备（以及网络，如果有）更容易受到未经授权的访问。

Last updated: February 2024. For previous versions, please see the archives here. Our Approach to Search. We recognize that in our technology-driven world, search engines are in many ways the gateway to the internet and the primary way people find the content they are looking for amongst the trillions of ever-changing webpages available online.

Choose from a variety of Surface devices and accessories to get help.

项目管理提示 让 Project 执行它最擅长的事情 — 计划项目。自行设置任务工期并在任务之间创建链接，然后 Project 将计算任务的开始和完成日期。. 删除限制. 您无法通过技术方法删除限制，但您可以将其重置为默认值，同时将其与其他任务（而不是与特定日期）关联。

Use the Xbox Accessories app to configure your controller or headset for your preferred gaming experience.

What is a Microsoft account used for? You need a Microsoft account to sign in to your Windows pc, Xbox console, or any of Microsoft’s products and services, including Office, Outlook.com, OneDrive, Xbox Live, Microsoft 365, Family Safety, Skype, Bing, Microsoft Store and MSN.

Devices running Windows 11 version 22H2 and older. If you're running Windows 11 version 22H2 and older, Windows 10, Windows 8.1, Windows 7 or any other earlier OS version, your device will not be affected by the MSDT Troubleshooter retirement.

If Windows Update finds an updated driver, it will download and install it, and your printer will automatically use it. If a device driver couldn’t be installed automatically, there may be an optional driver available that your printer can use.