Learn how to upgrade your existing device to Windows 10 or buy a new PC. Get answers to common questions about upgrading to Windows 10.

了解如何在 Microsoft Teams 中查找和添加你认识的人员， (适用于 Windows 11 的免费) 。 还可以邀请 Windows 联系人使用 Microsoft Teams。

Get more with Copilot Pro Gain priority access to GPT during peak times for accelerated performance to generate answers, content, and AI images even faster.

Once the language is added, select next to the language, and then choose Display Microsoft Edge in this language.

You might wonder which Outlook app to use for your daily tasks, such as sending email, scheduling, and managing your tasks and contacts. Each app offers a consistent user experience to help you be productive, but they serve different purposes.

SharePoint 视频培训. SharePoint 产品和下载 “SharePoint”可以指一项或多项 SharePoint 产品或技术，包括： Microsoft 365 中的SharePoint 由 Microsoft 托管的基于云的服务，适用于各种规模的企业。任何企业都可以订阅Microsoft 365 计划或独立 SharePoint Online 服务，而不是在本地安装和部署 SharePoint Server 。

Learn how to change your gamerpic, including how to upload a customized image for your profile from your Xbox console.

你可以使用安装介质（U 盘或 DVD）来安装 Windows 的新副本、执行全新安装或重新安装 Windows。 要创建安装介质，请转到软件下载网站，你可以在这里找到分步说明。 在该网站上，你可以选择 Windows 版本，并使用 U 盘或 DVD 创建自己的安装介质。

Hotmail が Outlook.com になりました。 サインインして、Outlook.com、Hotmail、Live、または MSN メール アカウントにアクセスする方法について説明します。

Occasionally, dates may become formatted and stored in cells as text. For example, you may have entered a date in a cell that was formatted as text, or the data might have been imported or pasted from an external data source as text.