Tips to open MDR file

Can't open the MDR file? You are not the only one. Thousands of users face similar problems every day. Below you will find tips on how to open MDR files as well as a list of programs that support MDR files.

MDR file extension

File Name ZX Spectrum Microdrive Emulator
File Category Game Files

The MDR file is supported on 1 operating systems. Depending on your operating system, you may need different software to handle the MDR files. Below is a summary of the number of programs that support and open the MDR file on each system platform.

Operating systems
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What is MDR file?

The file with the extension MDR is the Game Files file type. Additionally, the Game Files category contains 1509 of other files. ZX Spectrum Microdrive Emulator is supported by 1 operating systems. Although it can be found with greater or lesser success on any operating system, it will only be useful on Linux. The XZX-Pro application is recommended to open the file. It was released by Erik Kunze.

How to open MDR file?

An often recurring problem with ZX Spectrum Microdrive Emulator is that MDR is not associated with the correct program file. This is manifested by the fact that MDR files open in unusual applications or do not have an assigned program. This can be quickly resolved by following the instructions below.

The first thing you should do is just "doubleclick" on the MDR file icon you want to open. If the operating system has an appropriate application to support it and there is also an association between the file and the program, the file should be opened.

Step 1. Install XZX-Pro

In this case, you should first verify that the XZX-Pro application is installed on the computer. To do this, enter the name XZX-Pro into the system search engine. If we do not have this program, it is worth installing it, as it will help you automatically associate the file MDR with XZX-Pro. Later in this article you will find a list of programs that can open MDR files.

Programs to open MDR file

Remember to download programs supporting MDR files only from verified and safe sources. We suggest using the websites of software developers.

Step 2. Create association of XZX-Pro with MDR files

If the application is or has been freshly installed, but the MDR file still does not use the XZX-Pro program, it means no association. The association can be created using the drop-down list available by right-clicking on the file and selecting Properties. The displayed window will contain information about the program that supports this type of file. Changes can be made using the "Change" button. If there is no software on the list, simply select "Browse" and manually select the directory where the application is installed. The "always use the selected program ..." field will set the XZX-Pro application as the default for handling the MDR file.

Step 3. Update XZX-Pro to the latest version

The fault may also lie with the XZX-Pro program, it is possible that ZX Spectrum Microdrive Emulator requires a newer version of the program. This can be done using the application (if it provides such options) or from the Erik Kunze website and install the latest version.

Step 4. Check for the following problems with the MDR file

The problem may also be with the file itself if the above steps don't work. File problems can be divided into the following:

The affected file may be 0 KB or smaller than expected. Usually this applies to MDR files downloaded from the Internet in case the download did not finish properly. The only repair option is to download the file again.
The most common cause here is computer viruses. A virus scan using an up-to-date antivirus program should fix the problem. If this is not possible, you can use the online scanner. The scan should cover the entire computer, not only the MDR file that we want to open. As a result of the scan, sometimes it is not possible to recover MDR files, which are deleted if there is a backup of this file, then after restoring it, it must also be scanned.
Older version of MDR file may not always be supported by the latest software version. These problems are known and are often very easy to fix using the software developers's website.
There can be many reasons for the failure. Repairing is very dependent on the file type. Some programs offer the ability to automatically repair MDR file corruption. You can restore the file from a backup or use N/A help.
The program indicates that the file is encrypted or corrupted. The encrypted MDR files cannot be played on other computers than the one on which they were encrypted, they must be decrypted before using on another device.
Some operating systems do not allow file operations in certain locations, eg in system directories or directly on the system drive. While there is usually no problem reading such a file, it may not be possible to save it. Copying the MDR file to another location will fix the problem.
This can happen on a file that does not support multiple access. You may find that another program you are using is preventing you from working with the file. Running programs (including those in the background) should be verified. If the error persists after closing other programs, wait for a while. However, some background programs may block the MDR file while scanning. If this does not work either, restart the device.