Back up your Windows PC - Microsoft Support
Learn how to back up apps, settings, files, photos, and Microsoft Edge favorites and preferences on your Windows PC.
激活 Windows - Microsoft 支持
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。
Use Auto HDR for better gaming in Windows - Microsoft Support
Learn how to use Auto HDR for a better gaming experience and color range in Windows.
Microsoft Teams help & learning
Get help with your questions about Microsoft Teams from our how-to articles, tutorials, and support content.
Configure your Xbox Elite Wireless Controller Series 2
Learn how to remap buttons, adjust stick sensitivity, and update firmware for your Xbox Elite Wireless Controller Series 2.
DVD playback options for Windows - Microsoft Support
Find out how to get a DVD player app, add-on, or plug-in, or whether you can upgrade your edition of Windows to add DVD playback.
Office 2019、Office 2016、または Office 2013 をダウンロードしてインストールまたは再インストールする
PC に Office 2013 または Office for Mac 2011 をインストールする方法について説明します。
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Change your browser home page - Microsoft Support
Get the steps for changing your home page in Microsoft Edge, Internet Explorer 11, Google Chrome, Firefox, and Safari.
Reset OneDrive - Microsoft Support
Resetting Microsoft OneDrive can sometimes resolve sync issues. Follow the steps to reset your OneDrive.
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.