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:

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

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.

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.

Universal Plug and Play (UPnP) is what your Xbox uses to set up your router for multiplayer gaming and chat. If you see “UPnP Not Successful” in your console’s Network settings, first see if your router needs an update. If your router has the latest manufacturer update:

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.

Using a high dots-per-inch (dpi) resolution for printing produces quality printing results, but it may take longer to print. You can change the resolution settings to a lower dpi setting, depending on the type of printer that you use.

Insert or link to a video on YouTube. These names and formats sound complicated, but you can easily convert to and use these formats without having to know anything more than the names.

If you have an Xbox Series X console and a TV that supports HDMI 2.1, learn how to enable 4K gaming at 120 Hz.

Describes how to obtain the latest version of DirectX to enable games and multimedia applications on your system.