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:

Microsoft Edge 是唯一一个允许你直接在网页上做笔记、书写、涂鸦和突出显示的浏览器。 然后，你可以按所有常用方式保存和共享你的作品。

可以自定义哪些内容？ 可以自定义的内容：可以个性化功能区，按照所需的顺序排列选项卡和命令，隐藏或取消隐藏功能区，并隐藏不太常用的命令。此外，还可以导出或导入自定义功能区。 无法自定义的内容：无法减小功能区大小、功能区上的文本或图标的大小。

Choose Open all, or Open all in new window, or Open all in new InPrivate window.

Alternate command key. What it does. Help. Opens the Help system (if any) for the active window. Undo. Cancels the previous action. Redo. Cancels the previous Undo action.

开始演示. 在“幻灯片放映”选项卡上的“开始放映幻灯片”组中，选择“从头开始”。 现在，如果在一台显示器上使用 PowerPoint，并且需要显示演示者视图，请在“幻灯片放映”视图左下角的控制栏上选择 ，然后选择“显示演示者视图”。 使用演示者视图中的控件

Windows 10 Windows 10, version 1607, all editions Windows Server 2016, all editions Win 10 Ent LTSC 2019 Win 10 IoT Ent LTSC 2019 Windows 10 IoT Core LTSC Windows Server 2019 Windows 10 Enterprise and Education, version 21H2 Windows 10 IoT Enterprise, version 21H2 Windows 10 Enterprise Multi-Session, version 21H2 Windows 10, version 22H2, all editions Windows 11 version 21H2, all editions ...

Battery Life: Lowering your refresh rate can save battery power by reducing the amount of energy your display consumes.This can be useful when you are using a laptop or tablet and want to extend your battery life.

Tip: To quickly open the On-screen Keyboard in Windows 11, click the Windows button.Begin typing On-Screen Keyboard which will appear in the search entry box. Under Search, which will appear as a list above the search box, click the On-Screen Keyboard search result. When the on-screen keyboard appears, click the ScrLk button.

Training: Get up to speed in minutes, quickly refer to things you’ve learned, and master keyboard shortcuts with these handy cheat sheets for Microsoft Office.