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Download drivers and firmware for Surface - Microsoft Support
Updates keep your Surface performing its best. Along with software updates for Windows 10 or Windows 11, it's important to make hardware updates, also known as updates for drivers and firmware. You can quickly check the health of your Surface drivers and firmware using the Surface app. Open the Surface app
Finding your BitLocker recovery key in Windows - Microsoft Support
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:
Hotmail - Microsoft
若要在 Outlook.com 中获取支持,请单击此处或选择菜单栏上的帮助,然后输入查询。如果自助服务无法解决问题,请向下滚动到“仍需要帮助?”,然后选择“是”。 若要在 Outlook.com 中联系我们,需要登录。 如果无法登录,请单击 此处。 若要获取其他有关 Microsoft 帐户和订阅的帮助,请访问 帐户和 ...
适用于: Outlook.com
How to use the PC Health Check app - Microsoft Support
Note: If a compatibility issue has been identified on your device that would disrupt your experience using Windows 11, we will temporarily delay your upgrade until the issue is resolved.Compatibility safeguard holds help ensure you have the best experience possible when upgrading and your productivity is not disrupted if critical apps or drivers are not yet compatible.
Redeem a gift card or code to your Microsoft account
How to redeem a gift card, Xbox download code or token. Both Microsoft and Xbox gift cards and download codes and tokens work the same way: once redeemed to your Microsoft account, you can spend your balance at Microsoft Store online, on Windows or Xbox, and you can get downloads for the latest apps, games, movies, TV shows, and Surface, Xbox, and accessories.
适用于: Microsoft 帐户仪表板
Fix sound or audio problems in Windows - Microsoft Support
If you’re having sound or audio problems, the following suggestions might help. The tips are listed in order, so start with the first one, see if that helps, and then continue to the next one if it doesn’t.
Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
If Microsoft 365 or Office is installed, but you need help with basics, or want to learn how to do a specific task such as print a document, set up an account in Outlook, or use VLOOKUP in Excel, go to the top of this page (if viewing in a web browser) and select Products.
适用于: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, 由世纪互联运营的 Office 365, 由世纪互联运营的 Office 365 - 管理员版, Microsoft 365 Mac 版, Office 365 Germany – 企业版, Office 365 Germany - 企业管理员版
Installing Microsoft Defender - Microsoft Support
Tip: If Microsoft Defender is successfully installed and running, you'll see its icon on the title bar near the clock at the top right. Share your security status with family organizers If you're part of a Microsoft 365 Family subscription the last step is to decide if you'd like to share your security status with your family organizers.
适用于: Android 上的 Microsoft Defender, iOS 上的 Microsoft Defender, Mac 上的 Microsoft Defender, Windows 上的 Microsoft Defender
Download and Install or Reinstall Office 365 or Office 2019 on a PC or Mac
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Find settings in Windows - Microsoft Support
Find your Windows settings in a snap! Select the Start button, then select Settings .From there, browse the categories or use search to find what you're looking for.