在电脑或 Mac 上下载并安装或重新安装 Microsoft 365 或 Office 2021 - Microsoft 支持
准备好安装了吗？ 在开始之前，请确保电脑或 Mac 满足 系统要求。. 如果你已兑换产品密钥，只需重新安装应用，或者知道你已通过工作或学校分配了许可证，则可以跳到登录部分 ，下载并安装 Microsoft 365 或 Office。 但是，如果是 首次 安装 Microsoft 365 或 Office，可能需要先执行一些步骤。
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin, Office.com
Manage Microsoft 365 payment information and billing for your business
On the Invoices tab, choose the invoice that you want to view.If you don't see an invoice, use the date filter and select Past 3 months, Past 6 months, or Specify date range.
Contact - Microsoft Support
Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Microsoft Copilot; Microsoft 365
Analyze Data in Excel - Microsoft Support
Analyze Data in Excel empowers you to understand your data through high-level visual summaries, trends, and patterns. Simply click a cell in a data range, and then click the Analyze Data button on the Home tab. Analyze Data in Excel will analyze your data, and return interesting visuals about it in a task pane.
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web
Welcome to your email - Microsoft Support
Change the appearance of your email. Select View.. From here, you can: Change the size of the Folder Pane.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
配置 Windows Hello - Microsoft 支持
Windows Hello 是登录到 Windows 设备的一种更个性化、更安全的方式。 在 Windows Hello 中，你可以使用面部识别、指纹或 PIN 登录，而不是使用密码。
Cambiar la imagen del fondo de escritorio - Soporte técnico de Microsoft
Nota: Si no puede seleccionar la opción Contenido destacado de Windows, es posible que el administrador haya deshabilitado la característica o que todavía no haya recibido la actualización.Esta característica se está implementando durante un período de tiempo. Para obtener más información, consulte ¿Cuándo obtendré las características más recientes de Microsoft 365?.
Cómo usar la aplicación Comprobación de estado del PC
Cómo abrir la Comprobación de estado del PC. En Windows, escribe "Comprobación de estado del PC" en el área de búsqueda de la barra de tareas y selecciónalo en la lista de resultados.
Change a theme and make it the default in Outlook or Access
I want to. Change theme colors. Outlook. Access. More about themes. Change theme colors Outlook. Open a new message. On the Options tab, click Colors, and pick the color set you want.
Applies To:
Outlook for Microsoft 365, Access for Microsoft 365, Outlook 2021, Access 2021, Outlook 2019, Access 2019, Outlook 2016, Access 2016
Set up a security key as your verification method
What is a security key? We currently support several designs and providers of security keys using the Fast Identity Online (FIDO2) passwordless authentication protocols. These keys allow you to sign in to your work or school account to access your organization's cloud-based resources when on a supported device and web browser.