MTS3 File Extension

What is MTS3 file?

Full format name of files that use MTS3 extension is MPEG Transport Stream Format. MTS3 files are supported by software applications available for devices running Linux, Mac OS, Windows. MTS3 file format, along with 546 other file formats, belongs to the Video Files category. The most popular program for handling MTS3 files is VLC media player, but users can choose among 2 different programs that support this file format. VLC media player software was developed by VideoLAN Project Team, and on its official website you may find more information about MTS3 files or the VLC media player software program.

Programs which support MTS3 file extension

Below you will find an index of software programs that can be used to open MTS3 files divided into 3 categories according to system platform supported. Files with MTS3 extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

Updated: 08/20/2020

How to open file with MTS3 extension?

Being unable to open files with MTS3 extension can be have various origins. Fortunately, most common problems with MTS3 files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The list below will guide you through the process of addressing the encountered problem.

Step 1. Download and install VLC media player

The main and most frequent cause precluding users form opening MTS3 files is that no program that can handle MTS3 files is installed on user’s system. To address this issue, go to the VLC media player developer website, download the tool, and install it. It is that easy Above you will find a complete listing of programs that support MTS3 files, classified according to system platforms for which they are available. If you want to download VLC media player installer in the most secured manner, we suggest you visit VideoLAN Project Team website and download from their official repositories.

Step 2. Update VLC media player to the latest version

If you already have VLC media player installed on your systems and MTS3 files are still not opened properly, check if you have the latest version of the software. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. If you have an older version of VLC media player installed, it may not support MTS3 format. The latest version of VLC media player should support all file formats that where compatible with older versions of the software.

Step 3. Set the default application to open MTS3 files to VLC media player

After installing VLC media player (the most recent version) make sure that it is set as the default application to open MTS3 files. The method is quite simple and varies little across operating systems.

Change the default application in Windows

• Clicking the MTS3 with right mouse button will bring a menu from which you should select the Open with option
• Next, select the Choose another app option and then using More apps open the list of available applications
• The last step is to select Look for another app on this PC option supply the directory path to the folder where VLC media player is installed. Now all that is left is to confirm your choice by selecting Always use this app to open MTS3 files and clicking OK.

Change the default application in Mac OS

• Right-click the MTS3 file and select Information
• Open the Open with section by clicking its name
• Select the appropriate software and save your settings by clicking Change all
• If you followed the previous steps a message should appear: This change will be applied to all files with MTS3 extension. Next, click the Continue button to finalize the process.

Step 4. Verify that the MTS3 is not faulty

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the MTS3 file in question. Being unable to access the file can be related to various issues.

1. The MTS3 may be infected with malware – make sure to scan it with an antivirus tool.

If the file is infected, the malware that resides in the MTS3 file hinders attempts to open it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. If the scanner detected that the MTS3 file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Ensure the file with MTS3 extension is complete and error-free

If the MTS3 file was sent to you by someone else, ask this person to resend the file to you. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. When downloading the file with MTS3 extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Ensure that you have appropriate access rights

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log in using an administrative account and see If this solves the problem.

4. Verify that your device fulfills the requirements to be able to open VLC media player

If the systems has insufficient resources to open MTS3 files, try closing all currently running applications and try again.

5. Ensure that you have the latest drivers and system updates and patches installed

Latest versions of programs and drivers may help you solve problems with MPEG Transport Stream Format files and ensure security of your device and operating system. It is possible that one of the available system or driver updates may solve the problems with MTS3 files affecting older versions of given software.

Do you want to help?

If you have additional information about the MTS3 file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on MTS3 file.