If your screen only has a Mini DisplayPort, you can set up the following connections—connect a USB-C to HDMI adapter to an HDMI cable then to an HDMI to Mini DisplayPort and then to your external screen. Keep in mind that the more adapters used, the more degraded the signal may get.

在“产品信息”下，你将看到你的 Office 产品名，在某些情况下，还可看到完整的版本号。 1 - 产品名，例如 Microsoft 365 专业增强版或 Office 家庭和学生版。. 2 - 版本号，其中包括版本、 内部版本号和如“即点即用”或 Windows 应用商店等安装类型。

Note: The steps to install the 2019, 2016, or 2013 versions of Office Professional Plus, Office Standard, or a stand-alone app such as Word or Project might be different if you got Microsoft 365 through one of the following: Microsoft Workplace Discount Program (formerly known as Home Use Program): If you bought Microsoft 365 for personal use through your company, see Install Office through ...

Get help with signing in, changing passwords, creating and sending mail, deleting mail, creating folders, and more in Outlook on the web.

Both options allow essentially the same thing—you can access files on your local computer in File Explorer or Finder. However, adding OneDrive shortcuts allows content to be accessed on all devices, whereas sync is related to a specific device.

Tip: If you're a Microsoft 365 Family or Personal subscriber you get Microsoft Defender, our advanced security software for Windows, Mac, iOS, and Android, as part of your subscription.Learn more at Getting started with Microsoft Defender.

从 Web 浏览器登录到 www.office.com，然后开始使用 Web 上的应用或访问与你的帐户相关联的其他 Web 服务（如 OneDrive）。. 登录到已安装 Office 应用的方式取决于你的设备。

Repair programs in Control Panel. Select the Advanced options link under the name of the app (some apps don't have this option). On the page that opens, select Repair if it's available.If it isn't available or doesn't fix the problem, select Reset.

若要在 Outlook.com 中获取支持，请单击此处或选择菜单栏上的帮助，然后输入查询。 如果自助服务无法解决问题，请向下滚动到“仍需要帮助？”，然后选择“是”。 若要在 Outlook.com 中联系我们，需要登录。

On your PC, go to Xbox.com and select Sign in.If there are problems with your account, the instructions will help you solve them. If you can’t go beyond the sign-in screen, select Forgot my password and follow the instructions.