在新 Outlook 中创建电子邮件. 在新 Outlook 中，在功能区外，选择“新建 > 邮件”，或按 Ctrl + N。. 如果在 新版 Outlook 中配置了多个电子邮件帐户，则 From：<accountname> 显示在新邮件的顶部。 若要更改要从中发送消息的帐户，请选择下拉列表，然后选择另一个帐户。

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Find your product key to activate Windows. A product key is a 25-character code that's used to activate Windows and helps verify that Windows hasn't been used on more PCs than the Microsoft Software License Terms allow.

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.

Automatically add a signature to a message. You can create an email signature that you can add automatically to all outgoing messages or add manually to specific ones.

登录到 microsoft365.com 以查看Microsoft 365 工作或学校帐户。 登录. 安装和管理应用。 在 Office 应用 卡上，选择“ 管理”，然后选择“ 安装 ”以安装或重新安装最新的桌面应用或其他应用，例如 Project 或 Visio 。(只要管理员 为你分配了许可证 并授予你自安装的权限，安装选项就可用。

Change your password with your email provider. See the following sections for instructions on changing your email account password for several major email providers.

Summary. MSN is the Microsoft information and entertainment network. MSN offers Internet subscriptions and services. This article describes how to contact MSN Customer Support.

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Next steps. After you register your personal device to your organization's network, you should be able to access most of your resources. If your organization wants you to join your work device, see Join your work device to your organization's network.