了解如何从 Microsoft 365 商业版订阅下载和安装所需的应用。 提示 登录可将应用连接到 Microsoft 365 的其余部分，使你能够将文件保存到云、与他人共享文件，并在工作时自动保存文档。

If the app is already open on the desktop, press and hold (or right click) the app's taskbar icon, and then select Pin to taskbar. Note: To remove a pinned app from the taskbar, right-click the app icon, then select Unpin from taskbar .

名称 版本 KB 拱门。 语言 版次.NET 版本 大小 自定义 Windows 11 (原始) Pro 22000.258.211007-1642 累积 KB 5006674.NET KB 5004342 SetupDU KB 5006587 SSU KB - 在 LCU 中 SafeOS KB 5005662 x64 EN-US 专业 4.7.2

我得到此错误 "在您的帐户中找到的产品不能用于激活 <app>" 如果出现此屏幕，则 Microsoft 365 安装为一年订阅或一次性购买 数字产品密钥会传输到电脑，因此不需要也不会接收打印的产品密钥。 使用 Microsoft 帐户登录以激活 Microsoft 365 。 如果检测到 ...

Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.

To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes.. To contact us in Outlook.com, you'll need to sign in.

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 open an app like Word or PowerPoint you might need to sign in with your new business email address and password to activate the app. Tip Signing in connects the apps to the rest of Microsoft 365, letting you save files to the cloud, share files with others, and have your documents save automatically as you work.

If you are planning to use Teams free or if you were a guest in an org, you can connect and collaborate by downloading and installing another version of Microsoft Teams (work or school) and signing in with your Microsoft account or the guest account where the invite was sent to.

Learn more. Fix problems with apps from Microsoft Store. Manage your purchases from the Microsoft Store. Need more help? Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help.If you still need help, select Contact Support to be routed to the best support option.