.MTS file extension

To open .MTS files on Windows, download and install VLC Media Player.

MTS files can be opened using various media players like VLC Media Player or specialized video editing software. To open an .mts file, use compatible software on your operating system.

Last updated: March 19, 2026

Open on your device

Choose your operating system for a dedicated step-by-step opening guide.

How to open .MTS files

Use these platform-specific instructions to open .MTS files safely.

Windows

  1. Download and install VLC Media Player.
  2. Open VLC and use 'Media' > 'Open File' to select the MTS file.
Full Windows guide

Mac

  1. Download and install VLC Media Player from the official website.
  2. Open VLC and drag the MTS file into the player window.
Full Mac guide

Linux

  1. Install VLC Media Player using your package manager.
  2. Open VLC and use 'Media' > 'Open File' to play the MTS file.
Full Linux guide

iOS

  1. Install VLC for Mobile from the App Store.
  2. Open VLC and use 'Network Stream' to open the MTS file.
Full iOS guide

Android

  1. Install VLC for Android from the Google Play Store.
  2. Open VLC and navigate to the MTS file to play it.
Full Android guide

Security notes

  • Always download media players from official or trusted sources to avoid malware.
  • Be cautious when opening MTS files from unknown sources as they can be used to distribute malware.
  • Keep your media player software updated to protect against security vulnerabilities.

Recommended antivirus software

Scan files before opening them. These antivirus tools help protect against malware and viruses.

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Can't open this file?

These are the most common causes and fixes when .MTS files fail to open.

Common reasons

  • File won't open
  • Playback is choppy

Fix steps

  1. Ensure you have a compatible media player like VLC installed.
  2. Try converting the MTS file to a more common format like MP4.

Convert .MTS to other formats

Use conversion tools to change .MTS files into formats your software supports.

What is a .MTS file?

MTS is a video file format used for high-definition video. It is part of the AVCHD (Advanced Video Codec High Definition) format, which is based on the MPEG-2 transport stream format. MTS files typically contain high-quality video and audio streams.

Background

The MTS file format is primarily used for high-definition video recordings. It was developed as part of the AVCHD standard by Sony and Panasonic in 2006 for use in their digital camcorders. The format supports 720p and 1080i video resolutions and uses the MPEG-4 AVC/H.264 video compression codec. MTS files are known for maintaining high video quality while keeping file sizes relatively small, making them ideal for consumer video cameras. Due to their high quality, MTS files are often used in professional video production and editing environments. However, the format can be challenging to work with due to its high data rate and compatibility issues with some software.

Further reading

Authoritative resources for more details on the .MTS format.

Common .MTS issues

File won't open

The MTS file may not open due to compatibility issues with the media player.

  1. Ensure you have a compatible media player like VLC installed.
  2. Try converting the MTS file to a more common format like MP4.

Playback is choppy

High-definition MTS files may require significant processing power, causing choppy playback.

  1. Ensure your device meets the system requirements for HD playback.
  2. Try closing other applications to free up system resources.

FAQ

Can I convert MTS files to another format?

Yes, you can use video conversion software like HandBrake or online converters to change MTS files to formats like MP4.

Why is the MTS file size so large?

MTS files maintain high video quality, which results in larger file sizes due to the high data rate of the AVCHD format.

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