Notes: If you're using the desktop version of Excel on a Windows PC, see this Excel Quick Start.. If you're using the desktop version of Excel on a Mac, see Office for Mac Quick Start Guides and Excel for Mac Help.

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。

Check here for release info, FAQs, and known issues we're tracking (and what you can do about them).

Training: Watch this video to learn how to switch your Outlook calendar view between day, week, or month views, change the week displayed, and see different shared calendars.

In Windows 11, ensure that Camera access, Let apps access your camera, and the individual toggle for the Microsoft Store app you wish to use is turned on. If you do not see the app or website you're looking for in the list, it's likely a desktop app. Desktop apps cannot be individually toggled, but access for those apps can be controlled using Let desktop apps access your camera.

With Poll, you can get constructive feedback on questions by creating a real-time poll right from a chat or channel in Teams. Create a poll. To create a poll, click Menu (…) below the box where you type your message. If Poll isn’t in the Suggestions section, search for it in the Find an app search bar or select More apps to find it in the Apps directory.

Find everything you need to manage your Xbox account, profile, and more.

PowerPoint Live in Teams gives both the presenter and audience an inclusive and engaging experience, combining the best parts of presenting in PowerPoint with the connection and collaboration of a Microsoft Teams meeting.

Make the everyday easier with Windows 11. When there's a lot to do, Windows 11 helps you get it done. With intuitive navigation and new multitasking tools, it brings you the performance you want and the security you need.

Analyze Data in Excel empowers you to understand your data through high-level visual summaries, trends, and patterns. Simply click a cell in a data range, and then click the Analyze Data button on the Home tab. Analyze Data in Excel will analyze your data, and return interesting visuals about it in a task pane.