If you follow the transfer terms in the Software License Terms, you can move Office to a different computer, but you must activate it by phone and then uninstall Office from the original computer.

Get help with signing in, changing passwords, creating and sending mail, deleting mail, creating folders, and more in Outlook on the web.

You can change the look and feel of your Microsoft 365 applications by selecting a new Office Theme. How to change your theme

Add your Outlook.com, Microsoft 365, or Exchange-based email account to your iPhone, iPad, or iPod Touch using the iOS Mail app.

Learn how to switch Outlook from working offline to online with your mail server on Microsoft Support.

Use rules to automatically perform specific actions on email that arrives in your inbox. For example, you can create rules that will change the importance level of messages as they come in, automatically move them to other folders, or delete them based on certain criteria.

Learn how Microsoft Teams, a messaging app, enables real-time collaboration, communication, and file sharing within organizations.

其他功能. 双拼音 可以将较长的元音组分配给辅音键作为快捷方式，将 zh、ch、sh 分配给元音键作为快捷方式。 这样，当输入法需要元音时，可以使用这些快捷方式来加快键入速度。 在 “输入法 设置”> “常规”中查找双拼音设置。

Try it! Create custom signatures that can be automatically added to your email messages. Email signatures can include text, images, your electronic business card, a logo, or even your handwritten signature.

Structured references make it easier to use formulas with Excel tables by replacing cell references, such as C2:C7, with predefined names for the items in a table.