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。

Use your Microsoft account to sign in to Microsoft services like Windows, Microsoft 365, OneDrive, Skype, Outlook, and Xbox Live.

Tip: If you're a Microsoft 365 Family or Personal subscriber you get Microsoft Defender, our advanced security software for Windows, Mac, iOS, and Android, as part of your subscription.Learn more at Getting started with Microsoft Defender.

Choose either Above screen, Below screen, or Overlaid on screen.. When you choose Above screen or Below screen, the captions window will appear as docked to the top or bottom screen edges in reserved space on your desktop, and other apps will not be blocked by the captions window.When docked to the top, you might find that live captions works well while sharing video in a virtual meeting or ...

Both options allow essentially the same thing—you can access files on your local computer in File Explorer or Finder. However, adding OneDrive shortcuts allows content to be accessed on all devices, whereas sync is related to a specific device.

As you browse the web, you'll see an icon in the address bar that indicates the security of the connection to the site you're visiting. This icon helps you determine if you can safely send and receive information from the site.

若要在 Windows 11 中检查激活状态，请选择“开始 ”按钮，然后选择“设置 > 系统 ” ，然后选择“激活 ”。 。 激活状态将在“激活”旁边列出。 在“设置”中检查激活状态. 你将在“激活”页面上看到以下一条激活状态消息：

In the upper left corner of the window, select the app launcher > SharePoint Tip: If you don't see the SharePoint app after selecting the app launcher, you can find it by either selecting More apps, or using the Search box near the top of the window to search for SharePoint.

In the following countries, you have the right to cancel a subscription that has recurring billing with immediate effect and receive a prorated refund as described in the Microsoft Consumer Subscription Prorated Refund Policy:

With a Microsoft or Xbox gift card, you let the lucky recipient choose the gift they want.There are no fees or expiration dates, and either card can be used to buy: Popular games, apps, and add-ons for Windows and Xbox.