注意 为了帮助我们更好地保护你的帐户，请告诉我们购买的人是你家庭中的某人还是你认识的其他人。 你可以提供有关进行此购买的人员以及购买者是在你的帐户还是他们的帐户上进行的其他详细信息。

Windows 8.1 Update and Windows RT 8.1 Update (also known as KB 2919355) include improvements that make your favorite apps and settings easier to find and use, provide more familiar mouse and keyboard options, and update security and performance.Here’s what you need to know about installing this important update. Check to see if it’s already installed

准备好安装了吗？ 在开始之前，请确保电脑或 Mac 满足 系统要求。. 如果你已兑换产品密钥，只需重新安装应用，或者知道你已通过工作或学校分配了许可证，则可以跳到登录部分 ，下载并安装 Microsoft 365 或 Office。 但是，如果是 首次 安装 Microsoft 365 或 Office，可能需要先执行一些步骤。

了解如何为 Xbox 设备获取服务。 如果已注册了设备，请登录到设备服务页，以查看该设备的保修状态。

When you start a focus session, a focus timer will appear on screen. To use additional focus tools in the Clock app, expand the focus timer to get the full view of the Clock app.

Efficiency mode What is efficiency mode in Microsoft Edge? Efficiency mode is designed to help extend battery life. It minimizes power usage by reducing resource usage through modifying background tab activity and some foreground activity, as well as putting inactive background tabs to sleep after 30 minutes or less of inactivity (if Save resources with sleeping tabs is on).

Check for updates in the Phone Link by opening Settings > About > Check for updates.Install any pending updates to make sure your content stays up-to-date. You may also need to check for updates in the Link to Windows app on your Android device.

Creating an online account usually involves entering your information into a form containing multiple fields, such as name, email address, date of birth, password, and more.

Some libraries support the integration of incoming email. If an Incoming Email section appears, your administrator has enabled your site to receive content by email. If you want people to add files to the library by sending them as attachments to emails, select Yes.Then, in the E-mail address field, enter the first part of the address that you want people to use for the library.

يقدم Xbox Support مساعدة للأسئلة Xbox وGame Pass وأسئلة الفوترة. احصل على المشورة وخدمة العملاء في مجتمع «Xbox Support».