约 420,000 个结果
在新选项卡中打开链接
  1. Microsoft Support

    Microsoft Support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

  2. Contact - Microsoft Support

    Skip to main content Microsoft Support Support Support Home

  3. Contact Us - Microsoft Support

    Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

  4. Fix sound or audio problems in Windows - Microsoft Support

    Audio issues on your PC can be incredibly frustrating, especially when you're trying to watch a video, attend a meeting, or listen to music. Fortunately, most sound problems can be fixed by following a series of troubleshooting steps. This article provides a comprehensive guide to resolving audio issues in Windows. The tips are listed in order, so start with the first one, see if …

  5. Ways to install Windows 11 - Microsoft Support

    2025年2月4日 · This support article was originally published on September 30, 2021, when Windows 11 was first released to the public. At the time of publication and still today, the …

  6. Fix Bluetooth problems in Windows - Microsoft Support

    Learn how to troubleshoot Bluetooth problems in Windows. Resolve issues connecting a Bluetooth device or accessory.

  7. Activate Office for Windows - Microsoft Support

    You can also try our guided support in your browser to help with activation issues. I thought this device included Microsoft 365 or a non-subscription version of Office.

  8. Change the email address or phone number for your Microsoft …

    For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option.

  9. Customer service phone numbers - Microsoft Support

    2025年7月31日 · This page provides support links for home users and support phone numbers for business users.

  10. Upgrade to Windows 11: FAQ - Microsoft Support

    After the 10-day period, files and data need to be manually backed up, for example to OneDrive, and then a "clean install" performed to move back to Windows 10. For more information, see Create installation media for Windows. If deciding to move back to Windows 10, be aware of the following Windows 10 end of support statement: