MDSX File Extension

What is MDSX file?

Full format name of files that use MDSX extension is MEGA Saved Session Format. Files with MDSX extension may be used by programs distributed for Windows platform. MDSX file format, along with 6033 other file formats, belongs to the Misc Files category. The most popular software that supports MDSX files is MEGA.

Programs which support MDSX file extension

The following listing features MDSX-compatible programs. Files with MDSX 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: 10/16/2020

How to open file with MDSX extension?

Problems with accessing MDSX may be due to various reasons. Fortunately, most common problems with MDSX files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. We have prepared a listing of which will help you resolve your problems with MDSX files.

Step 1. Get the MEGA

The main and most frequent cause precluding users form opening MDSX files is that no program that can handle MDSX files is installed on user’s system. The solution is straightforward, just download and install MEGA. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. The safest method of downloading MEGA installed is by going to developer’s website () and downloading the software using provided links.

Step 2. Update MEGA to the latest version

You still cannot access MDSX files although MEGA is installed on your system? Make sure that the software is up to date. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. The reason that MEGA cannot handle files with MDSX may be that the software is outdated. The latest version of MEGA should support all file formats that where compatible with older versions of the software.

Step 3. Set the default application to open MDSX files to MEGA

If the issue has not been solved in the previous step, you should associate MDSX files with latest version of MEGA you have installed on your device. The next step should pose no problems. The procedure is straightforward and largely system-independent

Change the default application in Windows

• Clicking the MDSX 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 MEGA is installed. Now all that is left is to confirm your choice by selecting Always use this app to open MDSX files and clicking OK.

Change the default application in Mac OS

• By clicking right mouse button on the selected MDSX file open the file menu and choose Information
• Find the Open with option – click the title if its hidden
• Select the appropriate software and save your settings by clicking Change all
• A message window should appear informing that This change will be applied to all files with MDSX extension. By clicking Continue you confirm your selection.

Step 4. Check the MDSX for errors

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper MDSX file. Being unable to access the file can be related to various issues.

1. Check the MDSX file for viruses or malware

Should it happed that the MDSX is infected with a virus, this may be that cause that prevents you from accessing it. Scan the MDSX file as well as your computer for malware or viruses. MDSX file is infected with malware? Follow the steps suggested by your antivirus software.

2. Check whether the file is corrupted or damaged

Did you receive the MDSX file in question from a different person? Ask him/her to send it one more time. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. If the MDSX 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 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 MEGA

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

5. Verify that your operating system and drivers are up to date

Latest versions of programs and drivers may help you solve problems with MEGA Saved Session Format files and ensure security of your device and operating system. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle MDSX files.

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