Learn how to log in to Microsoft Teams with your Microsoft 365 account. This step-by-step guide from Microsoft Support walks you through the process of accessing Teams on desktop, web, and mobile devices.

本文重点介绍如何通过局域网 (LAN) 共享文件或文件夹，例如在同一家庭或工作场所网络上连接的计算机之间。 若要通过 Internet 共享文件（例如，与朋友或家人共享），请使用 OneDrive。 有关详细信息，请参阅 共享 OneDrive 文件和文件夹。

如果在电脑上安装或更新游戏服务时遇到问题，或者你注意到电脑版 Xbox 应用启动时缺少内容，则可能需要下载并运行适用于电脑的游戏服务修复工具。

Training: PowerPoint Designer helps you automatically create professional looking slides in seconds. Just insert one or more pictures, a list of items, or a list of dates, and select the design you want. Watch this video to learn how.

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。

Learn how to troubleshoot when the camera is not working in Windows or you see errors 0xA00F4244 or 0x200F4244.

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Tip: If you already have a watermark on one page, remove the watermark first and then add one to all pages so you don't get two watermarks on one page.

Learn how to check for the latest Windows Updates and install them to keep your device running smoothly and securely.