A workbook is a file that contains one or more worksheets to help you organize data. You can create a new workbook from a blank workbook or a template. By default, a new workbook contains three worksheets, but you can change the number of worksheets that you want a new workbook to contain. You can also add and remove worksheets as needed.

Whether it’s a new job title (congratulations!) or a phone number change, make sure you keep your email message signature up-to-date. If you're using new Outlook, for more information about email signatures, or if you haven’t created one yet, see Add a signature to messages.. Select File > Options > Mail > Signatures.

Using clipboard. When you copy content on your PC, it’s automatically copied to your clipboard for you to paste. You can paste multiple items from your clipboard history, and you can also pin the items you tend to use all the time and sync your clipboard history to the cloud.

重要: Microsoft帐户、Windows 操作系统和其他Microsoft产品包括密码，以帮助保护你的信息。本文提供了一些选项，可用于在忘记密码时重置或恢复密码。 请注意，如果这些选项不起作用， Microsoft支持无法帮助你检索或绕过丢失或忘记的密码。

If you accidentally delete a file or folder in OneDrive, you may be able to recover it later from the OneDrive recycle bin.. For info about restoring a SharePoint file or folder, see how to restore items from the SharePoint recycle bin.For info about restoring SharePoint files stored in OneDrive, see Restore a previous version of a file in OneDrive.

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如果当前正在运行 Windows 10，则电脑健康状况检查将对设备进行全面的资格检查，以确保其满足 Windows 11 最低系统要求。 你将收到有关设备为何符合或不符合条件的信息，以及有关设备不符合要求时可执行的操作的信息。

To activate using your digital license, you'll need to upgrade to Windows 11 Pro: Save your work and close any open apps.

Learn how to join a Microsoft Teams meeting if you don't have an account. Join a Teams meeting as a guest in the Windows app or on the web.

In the Insert Object box, select Create from file, and then enter the PDF file location; or select Browse, find the PDF file, and then select OK.. This makes the PDF file part of the presentation file. The quality of the PDF file is reduced with this method, but you can open the full PDF file by double-clicking the image when viewing or editing in Normal view.