Codecs allow you to play different formats of audio and video files. Media Player supports a wide variety of codecs. Most are included out of the box; some additional codecs can be installed from the Microsoft Store. Windows includes codecs that allow Media Player to play the following formats out of the box:

To adjust video quality, go to Start > Settings > Gaming > Captures. Under Video frame rate , choose between 30 fps (frames per second) and 60 fps . Video quality controls both fps and bit rate or megabits per second (mbps).

Files that use .mpg or .mpeg extensions typically are MPEG-1 system streams that contain MPEG-1-encoded video and MPEG-1 Layer II (MP2)-encoded audio. However, MPEG-1 system streams do not exclusively use the .mpg and .mpeg extensions.

Try the suggestions on this page to improve your PC’s performance when using the Xbox app on Windows. You’ll always get the highest-quality video, lowest-latency gameplay, and least interference when connecting over a wired Ethernet network.

If the images on your TV or monitor appear fuzzy or unclear, adjusting your display settings may improve the quality of your video. Here's how to change the screen resolution, color depth, and color space settings for an HDTV or monitor that's connected to an Xbox console by an HDMI cable.

For the best video quality, connect your console directly to your TV using the HDMI cable provided. Connecting an AV receiver, soundbar, or other device between your console and TV can potentially affect video features and quality. Verify that your TV supports 4K and HDR (High Dynamic Range) video.

This feature uses AI to do high-quality, machine speech-to-text conversion. It won’t work without installing the Media Feature Pack.

DirectX 11.0 is available for Windows Vista SP2 and Windows Server 2008 SP2, with KB971512 installed. Some applications and games require DirectX 9. However, your computer includes a more recent version of DirectX.

To enable 4K gaming at 120 Hz, press the Xbox button to open the guide, and then select Profile & system > Settings > General > TV & display options. Make sure that your Resolution is set to 4K UHD and your Refresh rate is set to 120 Hz.

Learn how to change the video playback settings for apps that use the video platform that's built in to Windows.