Possible causes. Make sure your PC, the external display, and the cable all support DisplayPort or MHL alternate modes. Make sure the device or dongle is connected directly to your PC. Make sure the device or dongle is connected to the USB-C port on your PC that supports the correct Alternate Mode.

Booting from a USB device doesn’t refresh or reset your Surface. Instead, it lets you start your Surface using Windows or another operating system that’s on your USB device. For info about how to create a bootable USB drive for your Surface, see Creating and using a USB recovery drive for Surface.

Experience Microsoft Copilot on windows devices using the Copilot app! The Copilot app helps you get answers and inspiration from across the web, supports creativity and collaboration, and helps you focus on the task at hand.

In the search box on the taskbar, type device manager, then select Device Manager from the menu.

You can use installation media (a USB flash drive or DVD) to install a new copy of Windows, perform a clean installation, or reinstall Windows. To create installation media, go to the software download website, where you'll find step-by-step instructions.

Copilot 教程：开始使用 Copilot. 持续时间：2 分 29 秒. 了解如何使用 Microsoft Copilot 更智能、更快地完成工作。. 你的 AI 助手与 Microsoft 365 帐户同步，随时可在任何设备上提供帮助，让你永不错过任何内容。. 立即试用.

Fix your audio drivers. Hardware problems can be caused by outdated or malfunctioning drivers. Make sure your audio driver is up to date and update it if needed. If that doesn't work, try uninstalling the audio driver (it will reinstall automatically).

Using the pilot’s controller (the first player), press the Xbox button to open the guide, and then select Profile & system > Settings > Accessibility > Controller. Choose Copilot settings. This will launch the Xbox Accessories app. Select Turn on Copilot.

It's a good idea to create a recovery drive. That way, if your PC ever experiences a major issue such as hardware failure, you'll be able to use the recovery drive to reinstall Windows 11. Windows updates to improve security and PC performance periodically, so we recommend you recreate the recovery drive annually.

PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC. How to open PC Health Check. In Windows, use Search on the taskbar to ...