Create an email message template - Microsoft Support
Use email templates to send messages that include information that infrequently changes from message to message. Compose and save a message as a template, and then reuse it when you want it.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
查找 Windows 产品密钥 - Microsoft 支持
查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时，通常需要产品密钥。 通常，如果购买的是实物 Windows 拷贝，产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。
Applies To:
Microsoft account dashboard
SUMPRODUCT function - Microsoft Support
The SUMPRODUCT function returns the sum of the products of corresponding ranges or arrays.The default operation is multiplication, but addition, subtraction, and division are also possible. In this example, we'll use SUMPRODUCT to return the total sales for a given item and size:
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
下载并安装应用 - Microsoft 支持
了解如何从 Microsoft 365 商业版订阅下载和安装所需的应用。
安装 Visio 或访问 Visio 网页版 - Microsoft 支持
安装 Visio (Visio 计划 2 或 Visio Professional) 下面介绍如何安装Visio 计划 2 附带的桌面应用，以及 Visio Professional 或 Visio Standard 2021、2019 或 2016 的非订阅版本。 若已拥有Visio 计划 1，请参阅“Visio for the web”选项卡下的步骤。 步骤 1：将 Visio 与你的帐户关联
Applies To:
Visio Plan 2, Visio Professional 2021, Visio Standard 2021, Visio Professional 2019, Visio Standard 2019, Visio Professional 2016, Visio Standard 2016, Office for business, Office 365 Small Business, Microsoft 365 admin, Office.com
Windows 10 and Windows 11 in S mode FAQ - Microsoft Support
If you want to install an app that isn't available in the Microsoft Store, or if you have Windows 10 Pro, Enterprise, or Education and want to upgrade to Windows 11, you'll need to permanently switch out of S mode. There's no charge to switch out of S mode, but you won't be able to turn it back on. If you're blocked from switching and your ...
获取 Windows Media Player - Microsoft 支持
Windows Media Player 适用于基于 Windows 的设备。 使用此表查找适用于你的系统的 Player 版本。 （如果你使用的是 Mac，则可以下载适用于 QuickTime 的 Windows Media 组件来播放 Windows Media 文件。
Upgrade to Windows 10: FAQ - Microsoft Support
An upgrade moves your PC from a previous version of Windows—such as Windows 7 or Windows 8.1—to Windows 10. An upgrade can take place on your existing device, though Microsoft recommends using Windows 10 on a new PC to take advantage of the latest features and security improvements.
Welcome to the MSN home page - Microsoft Support
If you haven't signed in, MSN can store some settings in cookies. The next time you use the same browser, on the same computer, your customizations will appear. If you use a different browser or computer, your customizations won't appear. If the cookies are deleted, your customizations, including content, layout, and themes, will be lost.
Sign in using Microsoft Authenticator - Microsoft Support
Using Authenticator as a way to sign in. If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in: