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.

To get started, open the Copilot app from the Start menu or use the Copilot icon if present on your Windows taskbar. If your device keyboard includes a dedicated Copilot key, you can also use it to launch Copilot.

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.

Record game clips and take screenshots. While you’re playing a game, press the Windows logo key + G to open Game Bar. Choose Widget Menu > Capture. Choose Start recording, Take screenshot, or Record last…. Record last… turns the most recent moments of play into a game clip when background recording is turned on.

You can adjust the recorded audio quality by selecting a bitrate from the dropdown menu. You can adjust the system and mic audio levels while recording by moving the sliders. Set either of these sliders to 0 if you want to completely mute your mic or system audio.

Your PC isn't working well and you recently installed an app. Restore from a system restore point. You suspect your device has been infected. Use installation media to reinstall Windows 11. Select one of the recovery options below and follow the steps to try to get things working again.

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Create a recovery drive with a downloaded factory image. If you're able to use your Surface or you have another Windows PC, visit our Download a recovery image for your Surface page. From there, select your Surface and download a recovery image .zip file for the device you selected.

Select the search button on the taskbar and type the name of the app or program. Press the Windows key on your keyboard and start typing. Note: Students using Windows 11 SE will not be able to download apps from the Microsoft Store. Apps are managed by their IT Admin. Learn more.

Use Game Bar to play and chat with friends. Performance (9) – Track your game’s frames-per-second (FPS) and other real-time stats. For more info, go to: Track your PC’s performance with Game Bar. Resources (10) – See what apps and processes are using system resources to help you optimize gaming performance.