在 Windows 中查找 BitLocker 恢复密钥 - Microsoft 支持
了解在 Windows 中查找 BitLocker 恢复密钥的不同方法，并了解如何在系统上激活 BitLocker。
Back up your BitLocker recovery key - Microsoft Support
Having a backup copy of your BitLocker recovery key helps to prevent serious issues later. It takes less than a minute to back up your key and this article will show you how.
How to check if your email address is a Microsoft account
How to access your Microsoft account? If you have confirmed that your email is a Microsoft account, you can access it by following these steps:
Applies To:
Microsoft account dashboard
How to sign in to a Microsoft account - Microsoft Support
Use your Microsoft account to sign in to Microsoft services like Windows, Microsoft 365, OneDrive, Skype, Outlook, and Xbox Live.
Applies To:
Microsoft 365 for home, Outlook.com, Microsoft 365 for Mac, Microsoft 365 for Windows, Microsoft account dashboard, Microsoft Edge, Microsoft Teams, OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
About the Microsoft Support and Recovery Assistant
Learn how to download Microsoft Support and Recovery Assistant to help fix problems with Microsoft 365, Office, or Outlook.
Applies To:
Outlook for Microsoft 365, Office 2021, Office 2019, Office 2016, Microsoft 365 for home, Microsoft 365 admin
How do I use the Fn key/F Lock key/Alternate command keys?
This article shows you how to use the Fn key and the F lock key.
KB5005463—PC Health Check Application - Microsoft Support
Learn how to download, install, and use the PC Health Check app to check your device's compatibility with Windows 11 and get tips to improve its performance.
View, manage, and install add-ins for Excel, PowerPoint, and Word ...
Explore your options and settings when you install add-ins.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel for the web, Word for the web, PowerPoint for the web, Excel 2021, Word 2021, PowerPoint 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Excel 2019, Word 2019, PowerPoint 2019, Excel 2019 for Mac, Word 2019 for Mac, PowerPoint 2019 for Mac, Excel 2016, Word 2016, PowerPoint 2016, InfoPath 2013
Manage website notifications in Microsoft Edge
How to stop website notifications in Microsoft Edge. You can remove or block notifications for individual websites in the following ways: Remove or block notifications in Edge settings
Applies To:
Microsoft account dashboard
Cancel a Microsoft 365 subscription - Microsoft Support
Follow the steps in this article to help you cancel your Microsoft 365 subscription.