If you want to send a mass mailing to an address list that you maintain in a Microsoft Excel worksheet, you can use a Microsoft Word mail merge. The mail merge process creates a sheet of mailing labels that you can print, and each label on the sheet contains an address from the list. To create and print the mailing labels, you must first prepare the worksheet data in Excel and then use Word to ...

Important: Workbook links are considered potentially unsafe and must be enabled when you open a formula workbook.When you open a formula workbook, click Enable Content in the Message Bar to allow the workbook links to function. If you don't, Excel keeps the most recent values and disables refreshing the links with values from the data workbook.

Get a free version of Microsoft Teams (for work, school, or friends and family) If you don’t have Microsoft 365 and you don’t use a business or school account, you can get a basic version of Microsoft Teams.

Microsoft account help and support. Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile.

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获取 Windows 操作系统的官方支持和帮助信息，以及如何使用 Windows 的指南。

The first time you use the DirectX Diagnostic Tool, you might be asked whether you want to check if your drivers are digitally signed. We recommend that you select Yes to help ensure that your drivers have been signed by a publisher that has verified their authenticity.

修复 Windows 中的声音或音频问题; 设置 Microsoft 新式无线耳机; 在 Microsoft Teams 中使用 Microsoft 新式无线耳机; 在 Microsoft Teams 中使用 Microsoft 新式 USB-C 耳机

了解如何修复错误 0x87DD0006 或 87DD0006，以便您可以在 Xbox One 主机和电脑上登录到 Xbox Live。

Lorsque vous configurez la biométrie Windows Hello, cette fonctionnalité crée une représentation de données à partir de la caméra frontale, du capteur d'iris, voire du lecteur d'empreintes digitales, sous forme de graphique, qui est ensuite chiffrée avant d'être stockée sur votre appareil.