Learn how to chat with Copilot Companion on WhatsApp, a social app supported by Microsoft. Find out how to delete your chat history, withdraw your consent, and more.

Learn how to activate Microsoft 365 or a non-subscription version of Office on your device. Find troubleshooting tips for common activation errors and get help from guided support in your browser.

Snipping Tool lets you capture any part of your screen as an image or a video. Learn how to open, edit, save, and share your snips with different options and keyboard shortcuts.

Learn how to link your Discord, Reddit, Steam, Twitch, and other social media accounts to your Xbox console or Windows device. Follow the steps to link an account using Game Bar, Xbox app, Steam, or QR code.

Learn how to create and use app passwords for devices that don't support two-step verification. Find out how to sign in with app passwords for different apps and devices, such as Xbox 360, Outlook, and BlackBerry.

Learn how to download and install Microsoft 365 apps, like Word, Excel, and PowerPoint, on your PC or Mac. Follow the instructions in the browser and sign in with your Microsoft 365 account to activate the apps.

提示: 登录时，如果你希望下次直接进入你的邮箱，请在“保持登录?”提示中选择“是”（对于共享计算机，不建议这样做）。 或者，选中“不再显示此内容”框，然后选择“否”，以便每次都提示你输入密码。 如果无法登录，或者忘记了用户名或密码，请使用登录疑难解答。

Learn how to use voice typing to enter text on your PC by speaking, with online speech recognition powered by Azure Speech services. Find out how to install, switch, and use voice typing languages and commands.

Learn how to use your Microsoft Rewards points for gift cards, apps, movies, games, and more. Find out how to troubleshoot common issues with phone verification, VoIP numbers, and region restrictions.

如果这是你第一次安装 Microsoft 365，则可能需要先执行一些设置步骤。展开下面的 “了解详细信息”部分。 但是如果是重新安装 Microsoft 365，且已兑换了产品密钥并拥有与 Microsoft 365 相关联的帐户，请转到“登录并安装 Office”的部分。