If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.

Manually update Surface drivers and firmware. Manual updates are useful if you need to update an offline device, update many devices that are all the same model, or if you’re creating system images for your organization.

If you run into problems trying to connect to a Bluetooth device, here are some troubleshooting steps to try. Note: For general info about how to connect a Bluetooth device to your PC, see Pair a Bluetooth device in Windows.

Open .eml, .msg, and .oft files in Outlook. New Outlook for Windows. You can use drag and drop to open email messages saved with the extension .eml, .msg, .oft in new Outlook for Windows. Note: You must have an active Internet connection to open these file types.

About Automatic Transcriptions and Closed Captions. How to View Captions and Transcripts on a Video. How to Manage Captions and Transcripts for Your Video. How to Edit Captions and Transcripts. How Captions and Transcripts are Stored. How Videos Show Up in Search.

Virtualization lets your PC emulate a different operating system, like Android™ or Linux. Enabling virtualization gives you access to a larger library of apps to use and install on your PC. If you upgraded from Windows 10 to Windows 11 on your PC, these steps will help you enable virtualization.

Explore subscription benefits, browse training courses, learn how to secure your device, and more. Microsoft 365 subscription benefits. Microsoft 365 training. Microsoft security. Accessibility center. Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge. Ask the Microsoft Community.

默认情况下，Xbox 主机从网络获取 DNS 服务器设置。 你可能希望将 Xbox 配置为使用特定的 DNS 服务器，而不是由路由器/网关或 ISP 自动配置的服务器。 DNS 功能提供了一种手动分配 DNS 服务器地址信息或切换回自动获取 DNS 服务器设置的方法。

How to earn Microsoft Rewards points. It’s easy to rack up Microsoft Rewards points and earn your way toward great rewards like gift cards, movies, games, nonprofit donations, and more. Stay signed in with your Microsoft account and you'll earn points for doing the things you already do.

Windows 11. In Windows 11, the Camera settings page helps you manage the cameras connected to your device. On this page, you can: View the cameras connected to the device. Preview a camera and adjust default values for common camera settings. If you have administrator access, you can also disable and enable cameras.