Learn how reserved storage works in Windows to conserve disk space for temporary files, caches, and other files.

iPhone 说明：如果 iPhone 导入时遇到问题，请确保设备已解锁，并且已接受权限。 适用于 Android 和其他设备的注意事项： 如果你使用的是 Android 手机或其他设备，并且导入不起作用，则可能需要将手机的 USB 设置从“通过 USB 充电”更改为“传输文件”或“传输照片”。

Windows 11引入了一项称为动态刷新速率 (DRR) 的新功能，该功能会根据你当时执行的操作自动调整刷新率。 这可以帮助你获得两全其美：当你需要游戏、浏览或墨迹书写时获得流畅的体验，当你不执行这些类型操作时，电池使用时间更长。

If you’re not sure what’s possible, you can get inspiration by viewing and interacting with Sways that other people have created. After you’ve signed in to Sway (see below), scroll down to the bottom of the My Sways page, and then browse through the featured content under the heading “Get inspired by a featured Sway.” You can also choose to start with one of the featured templates to ...

Windows Update Delivery Optimization helps you get Windows updates and Microsoft Store apps more quickly and reliably. You’re in control over whether you use Delivery Optimization with the settings described in this article.

汇报默认屏幕和睡眠设置现在可帮助你更高效地使用能量并延长电池使用时间。 可以在 Windows 11 中找到效率设置 >系统 > 电源 & 电池。. 有关每个电源和电池设置如何提高设备性能的引导式演练，请单击按钮打开“获取帮助”应用：

Learn how to use voice access for accessibility. This page includes accessibility help articles for people who use Windows voice access to control their PC and author text using their voice.

Windows 11, version 23H2 ; July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880)

If you travel often, your new locations may show as unusual activity. To travel without disruptions or alerts, we recommend using Microsoft Authenticator to sign in.. If you get an email about unusual activity and you're not sure if it's from Microsoft, you can safely sign in to your Microsoft account any time without clicking links in the email.

Select Access to content to determine age-appropriate access to content or make access available to all.; Select Allow adding & creating new profiles to choose whether others can download and create new accounts on your console.; Select Allow removing accounts to allow guests to remove accounts that are downloaded to the console.; Select Allow adding guests to choose whether others can add ...