Réinstaller Windows - Support Microsoft
Découvrez comment réinstaller Windows sur votre PC et comment l’activation fonctionne après son installation.
相机在 Windows 中不工作 - Microsoft 支持
了解当相机在 Windows 中不工作或看到错误 0xA00F4244 或 0x200F4244 时如何进行故障排除。
Auto color management in Windows 11 - Microsoft Support
Learn how to use auto color management in Windows 11 to get accurate colors on your PC.
Troubleshooting tips for installing and updating Microsoft Edge
Get troubleshooting tips if you run into problems downloading, installing, or updating Microsoft Edge.
Create a workbook in Excel - Microsoft Support
Training: Learn how to create a spreadsheet, enter data, and create a chart in Excel.
Applies To:
Excel for Microsoft 365, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2016
How to use the PC Health Check app - Microsoft Support
Learn how to use the PC Health Check app to help you improve your device performance.
Copilot in Bing: Our approach to Responsible AI - Microsoft Support
Copilot in Bing is grounded in web search results when users are seeking information. This means that we center the response provided to a user’s query or prompt on high-ranking content from the web, and we provide links to websites so that users can learn more.
Windows sign-in options and account protection - Microsoft Support
Learn how to access and manage your Windows sign in options. Use a password, Windows Hello, or a security key to unlock your device.
Microsoft Teams (free) - Microsoft Support
Get started with Microsoft Teams (free). Explore your options, find out what’s new, browse help topics, and more.
Applies To:
Microsoft Teams, Microsoft Teams personal, Microsoft Teams small business
Returning items you bought from Microsoft for exchange or refund
Learn how to receive a refund or exchange for items purchased from Microsoft.
Applies To:
Microsoft account dashboard