MDS File Extension

What is MDS file?

MDS are informational files which contain data describing formatting of CD and DVD discs. Data stored in MDS files depict arrangement of all the data within a disc and what is exactly stored on the carrier. This may include information about size of the image, storing standard or some other hints.

Additional information

MDS files do not contain any sound or video data – this is located within files occurring along with MDS files – ISO or MDF files. The function of an MDS file is only to refer to the listed files. Before recording, the file loads the proper MDF image, and that is all it does.

MDS files can be recorded on CD or DVD carriers using programs for managing disc images. This format is commonly identified by all CD/DVD devices.

Programs which support MDS file extension

Below is a table that list programs that support MDS files. Files with MDS suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Updated: 11/29/2019

How to open file with MDS extension?

There can be multiple causes why you have problems with opening MDS files on given system. Fortunately, most common problems with MDS 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 Alcohol 120%

Problems with opening and working with MDS files are most probably having to do with no proper software compatible with MDS files being present on your machine. This one is an easy one. Select Alcohol 120% or one of the recommended programs (for example, PowerDVD, IsoBuster, WinMount) and download it from appropriate source and install on your system. The full list of programs grouped by operating systems can be found above. The safest method of downloading Alcohol 120% installed is by going to developer’s website (Alcohol Soft) and downloading the software using provided links.

Step 2. Update Alcohol 120% to the latest version

If the problems with opening MDS files still occur even after installing Alcohol 120%, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of Alcohol 120% is available. Software developers may implement support for more modern file formats in updated versions of their products. This can be one of the causes why MDS files are not compatible with Alcohol 120%. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using Alcohol 120%.

Step 3. Set the default application to open MDS files to Alcohol 120%

After installing Alcohol 120% (the most recent version) make sure that it is set as the default application to open MDS files. The method is quite simple and varies little across operating systems.

The procedure to change the default program in Windows

• Clicking the MDS with right mouse button will bring a menu from which you should select the Open with option
• Select Choose another app → More apps
• The last step is to select Look for another app on this PC option supply the directory path to the folder where Alcohol 120% is installed. Now all that is left is to confirm your choice by selecting Always use this app to open MDS files and clicking OK.

The procedure to change the default program in Mac OS

• Right-click the MDS 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
• Finally, a This change will be applied to all files with MDS extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Check the MDS for errors

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the MDS file in question. It is probable that the file is corrupted and thus cannot be accessed.

1. Check the MDS file for viruses or malware

If the file is infected, the malware that resides in the MDS file hinders attempts to open it. Scan the MDS file as well as your computer for malware or viruses. MDS file is infected with malware? Follow the steps suggested by your antivirus software.

2. Verify that the MDS file’s structure is intact

If you obtained the problematic MDS file from a third party, ask them to supply you with another copy. 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. If the MDS file has been downloaded from the internet only partially, try to redownload it.

3. Verify whether your account has administrative rights

Sometimes in order to access files user need to have administrative privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the Media Descriptor Format file.

4. Make sure that the system has sufficient resources to run Alcohol 120%

If the system is under havy load, it may not be able to handle the program that you use to open files with MDS extension. In this case close the other applications.

5. Check if you have the latest updates to the operating system and drivers

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Media Descriptor Format files. It is possible that one of the available system or driver updates may solve the problems with MDS files affecting older versions of given software.

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