Edit green screen videos. Get studio-like effects without the price tag. Replace video backgrounds through the chroma-key filter.Select stock videos from our green-screen collection, add stickers and special effects to enhance your video.

了解如何通过电脑的 UEFI (或 BIOS) 启用虚拟化，以运行适用于 Android 的 Windows 子系统或适用于 Linux 的 Windows 子系统。

提示: 要添加联系人或组，请在“人员”选项卡上的左上角，单击“新建”，然后单击“创建联系人”并键入请求的信息，或者单击“创建组”，键入组名称，单击“添加成员”文本框，然后键入要添加的人员的电子邮件地址。当您键入时，将显示“搜索联系人和目录”链接以提供建议；如果看到 ...

本文介绍 Microsoft Excel 中 HYPERLINK 函数的公式语法和用法。. 说明. HYPERLINK 函数创建了快捷方式，该快捷方式会跳转到当前工作簿中的另一个位置，或打开存储在网络服务器、 intranet 或 Internet 上的文档。 点击包含 HYPERLINK 函数的单元格时，Excel 会跳转到列出的位置，或打开指定文档。

Improve your meeting organization and effectiveness with meeting notes in Teams. Add agendas, notes, and tasks that can be viewed and edited by participants directly in Teams, with the option to share and edit them in Office.com. Optimize your meeting experience by editing notes before or after the meeting from your Teams Calendar or web browser.

Under Region and time zones settings, select the language, date and time formats, and the time zone you want to use.

A trusted location in Microsoft Office is a folder that contains files you trust to be safe. You should use a trusted location to store a file when you don't want that file to be checked by the Trust Center, or if you don't want it to open in Protected View.Especially files with macros, data connections, or ActiveX controls (what we call active content).

Add a watermark, such as draft, confidential, or one of your own design like a company logo, to a worksheet in Exce

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

注意: 如果使用 Microsoft 帐户 （例如 Outlook.com 、Hotmail、Live 或 MSN 电子邮件帐户）而不是工作或学校帐户登录，请注销，然后使用正确的帐户重新登录。 不确定使用哪个帐户登录？ 在 Outlook 导航标头中选择 “帐户管理员 ”。 如果未使用所需帐户登录，请选择“ 注销 ”并重新开始该过程，或选择 ...