In Office 2021, you'll find new co-authoring features, inking tools, data types, functions, translation and editing tools, motion graphics, ease-of-use features, and so much more! Check out what's available to you today. Note: Some features listed below are not included in Office LTSC 2021 for commercial customers.

你可以使用安装介质（U 盘或 DVD）来安装 Windows 的新副本、执行全新安装或重新安装 Windows。 要创建安装介质，请转到软件下载网站，你可以在这里找到分步说明。 在该网站上，你可以选择 Windows 版本，并使用 U 盘或 DVD 创建自己的安装介质。

Microsoft Planner is an Microsoft 365 app for personal and team planning. It lets you make plans, assign tasks, and share files with a simple card-based interface. Instructors can use it to organize and work on projects in a visual way. You can also chat with others to coordinate your project or team task.

Zip and unzip files. Zipped (compressed) files take up less storage space and can be transferred to other computers more quickly than uncompressed files. In Windows, you work with zipped files and folders in the same way that you work with uncompressed files and folders. Combine several files into a single zipped folder to more easily share a ...

Open and run DxDiag.exe. This tool is used to collect info about devices to help troubleshoot problems with DirectX sound and video. A support person might ask for this info, or you might post it in a forum when you ask for help. In Windows, select Start and enter dxdiag into the search box on the taskbar. Select dxdiag from the results. In the ...

To remove any extension, choose one of the following methods: In Microsoft Edge, select and hold (or, right-click) the icon of the extension you want to remove (to the right of your browser address bar). Select Remove from Microsoft Edge > Remove. To the right of your browser address bar, select Extensions and select More actions next to the ...

Select the Network, Sound, or Battery icons ( ) on the far right side of the taskbar to open quick settings. The Disconnected icon appears when you’re not connected. On the Wi-Fi quick setting, select Manage Wi-Fi connections . Choose the Wi-Fi network you want, then select Connect. Type the network password, and then select Next. Fix Wi-Fi ...

Download Microsoft Defender on your devices either by: Scanning the following QR code. Searching for Microsoft Defender in your app store. Sharing with your devices, the following link: Copy link. We encourage you to install Microsoft Defender on at least five devices per person. Important: This article is about the Microsoft Defender app that ...

On the View tab, select View settings. Select Accounts > Email accounts. From the email accounts pane, you can now select the option to Add account, Manage an existing account. Select Add Account, then in the Suggested account dropdown, add the Gmail account you want to add, and select Continue. Follow the prompts to complete the process.

Note: Recovery drives created and used on machines with the April 9, 2024 security update and the revocation policy applied may be impacted.For more, see KB5025885: How to manage the Windows Boot Manager revocations for Secure Boot changes associated with CVE-2023-24932.