摘要 Microsoft 已发布新的基于 Chromium 的 Microsoft Edge 版本。 此新版本提供与扩展和网站的最佳类兼容性。 此外，此新版本还针对所有受支持的 OS 平台中的最新呈现功能、现代 Web 应用程序和功能强大的开发人员工具提供强大的支持。

In the app, select Settings to make app-specific changes. Learn how to make Windows easier to see and easier to hear . Change common settings (like airplane mode and Wi‑Fi) on the fly from the action center on the taskbar.

On the PC you’re projecting to, launch the Connect app by entering “Connect app” in the search box on the taskbar, and selecting Connect in the list of results. On the device you’re projecting from, go to the screen mirroring settings (sometimes called cast settings), and select your PC to connect to it.

若要在 Outlook.com 中取得支援，請按一下這裡或選取功能表列上的 [說明]，然後輸入您的查詢。如果自助無法解決問題，請向下捲動至 [仍然需要協助嗎?] 然後選取 [是]。 若要在 Outlook.com 中與我們連絡，您必須登入。 如果您無法登入，請按一下 [這裡]。 如需 Microsoft 帳戶或訂閱的其他協助，請瀏覽 ...

Before you start. Check these things before you start troubleshooting Bluetooth on your device: Check your product information. If you’re setting up a new device and Bluetooth is missing, check the product specifications to make sure it has Bluetooth capabilities.

如果这是你第一次安装Microsoft 365 或 Office，则可能必须完成一组预安装步骤，或者可能需要遵循不同于下面所示的步骤。 你执行的操作取决于你的 Microsoft 365 或 Office 副本是家庭 产品还是商业 产品，以及你是否拥有仍需要兑换的产品密钥、已与产品关联的帐户或预分配的许可证。

Before you begin. Driver updates for Windows, along with many devices, such as network adapters, monitors, printers, and video cards, are automatically downloaded and installed through Windows Update.

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。 通过检查管理员上方是否显示电子邮件地址，确认管理员帐户也是你的 Microsoft 帐户。 如果显示了电子邮件地址，则这是 Microsoft 帐户。

Windows 11 automatically downloads and installs updates to make sure your device is secure and up to date. This means you receive the latest fixes and security updates, helping your device run efficiently and stay protected.

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.