Find answers to frequently asked questions about Office 2021 and Office LTSC for Windows and Mac on the official support page.

Learn how to show hidden files, folders, and drives in Windows.

Outlook 网页版是组织使用的基于 Web 的 Outlook 版本。你需要使用工作或学校帐户登录才能访问此基于 Web 的 Outlook 版本。 你的工作或学校帐户通常由组织中的某人分配给你。

了解如何升级Windows 10 家庭版Windows 10 专业版访问更高级的安全性和网络功能。 按“提交”即表示你的反馈将用于改进 Microsoft 产品和服务。 你的 IT 管理员将能够收集此数据。

How to open all of your Favorites Bar shortcuts in the Microsoft Edge web browser.

Click on the + icon labelled and add the preferred Indic language (by selecting into the search box and select it – for example “Hindi” and click on the next button and install the Indic language on the device, which will then return to the Language page).

If you're making the move to a new PC, you don't have to leave behind your photos, videos, files, and folders. You can bring them all with you to your new PC using one of the following options.

了解如何在 Windows 中使用远程桌面。 在 Windows、Android 或 iOS 设备上使用远程桌面连接到 Windows 10 远程电脑。 下面介绍如何设置电脑以允许远程连接，然后连接到你设置的电脑。

Learn more about how to print web pages and documents in Microsoft Edge.

A product key is a 25-character code that's used to activate Windows and helps verify that Windows hasn't been used on more PCs than the Microsoft Software License Terms allow.