Microsoft Edge is the browser recommended by Microsoft. Support for Internet Explorer ended on June 15, 2022. If any site you visit needs Internet Explorer 11, you can reload it with Internet Explorer mode in Microsoft Edge.

Where can I find my BitLocker recovery key? BitLocker likely ensured that a recovery key was safely backed up prior to activating protection. There are several places that your recovery key may be, depending on the choice that was made when activating BitLocker:

通过 Microsoft 365 视频和教程快速提高工作效率。 浏览 Microsoft 365 培训指南和提示，随时随地与任何人协作。 Web 版 Microsoft 365 培训 通过这些全新的课程，了解如何使用任何浏览器在 Microsoft 365 中保持高效工作。

Windows Media Player is available for Windows-based devices. Use this table to find the right version of the Player for your system. (If you've got a Mac, you can download Windows Media Components for QuickTime to play Windows Media files.)

To access your sign-in options, go to Start > Settings > Accounts > Sign-in options.. Or just select this button: Go to Sign-in options. Change or manage your password or PIN. To change your password or PIN, go to Start > Settings > Accounts > Sign-in options. Select PIN (Windows Hello), and then select Change PIN.

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。

我们正在积极听取你的反馈，并将根据你告诉我们的内容更新和更改功能路线图。 如果你有关于我们应该考虑将哪些内容添加到新 Outlook 的反馈，请使用应用内 帮助 > “提供反馈” 链接。 功能比较

当你登录到你的 Microsoft 帐户时，我们可能会要求提供其他证明，证明确实是你的帐户。 最多可以添加 10 种不同的方法来验证登录，并且可以选择： 电子邮件地址或电话号码。 它不一定是你的 - 如果你希望使用它来验证你的帐户，你只需要能够访问它。

Next to the password you want to change, select More actions , and then select Edit.

Important: Before trying any of the solutions below, make sure you back up your personal files. You can back up your Windows PC, or insert a USB drive and use File Explorer to drag and copy important files to the USB drive.If you’re signing into Windows with a Microsoft account, your system settings will be automatically restored after updating, once you’re connected to the internet.