MKR file icon

MKR File Extension

Train Simulator Marker
  • Developer
    Microsoft Corporation
  • Category
  • Popularity
    2.7 (4 votes)

What is MKR file?

MKR filename suffix is mostly used for Train Simulator Marker files. Train Simulator Marker format was developed by Microsoft Corporation. MKR files are supported by software applications available for devices running Windows. MKR file belongs to the Game Files category just like 1509 other filename extensions listed in our database. Train Simulator is by far the most used program for working with MKR files. Train Simulator software was developed by Microsoft Corporation, and on its official website you may find more information about MKR files or the Train Simulator software program.

Programs which support MKR file extension

The following listing features MKR-compatible programs. Files with MKR suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Programs that support MKR file

How to open file with MKR extension?

There can be multiple causes why you have problems with opening MKR files on given system. Fortunately, most common problems with MKR files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Download and install Train Simulator

Install software to open MKR file The most common reason for such problems is the lack of proper applications that supports MKR files installed on the system. The solution is straightforward, just download and install Train Simulator. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. One of the most risk-free method of downloading software is using links provided by official distributors. Visit Train Simulator website and download the installer.

Step 2. Check the version of Train Simulator and update if needed

Update software that support file extension MKRIf the problems with opening MKR files still occur even after installing Train Simulator, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of Train Simulator is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. The reason that Train Simulator cannot handle files with MKR may be that the software is outdated. The latest version of Train Simulator should support all file formats that where compatible with older versions of the software.

Step 3. Set the default application to open MKR files to Train Simulator

If you have the latest version of Train Simulator installed and the problem persists, select it as the default program to be used to manage MKR on your device. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Associate software with MKR file on Windows

Change the default application in Windows

  • Clicking the MKR with right mouse button will bring a menu from which you should select the Open with option
  • Click Choose another app and then select More apps option
  • To finalize the process, select Look for another app on this PC entry and using the file explorer select the Train Simulator installation folder. Confirm by checking Always use this app to open MKR files box and clicking OK button.
Associate software with MKR file on Mac

Change the default application in Mac OS

  • From the drop-down menu, accessed by clicking the file with MKR extension, select Information
  • Proceed to the Open with section. If its closed, click the title to access available options
  • Select Train Simulator and click Change for all...
  • A message window should appear informing that This change will be applied to all files with MKR extension. By clicking Continue you confirm your selection.

Step 4. Verify that the MKR is not faulty

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 MKR file. Problems with opening the file may arise due to various reasons.

Check MKR file for viruses
1. Check the MKR file for viruses or malware

If the MKR is indeed infected, it is possible that the malware is blocking it from opening. Scan the MKR file as well as your computer for malware or viruses. MKR file is infected with malware? Follow the steps suggested by your antivirus software.

2. Check whether the file is corrupted or damaged

If the MKR 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. It could happen the the download process of file with MKR extension was interrupted and the file data is defective. Download the file again from the same source.

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. Switch to an account that has required privileges and try opening the Train Simulator Marker file again.

4. Make sure that the system has sufficient resources to run Train Simulator

The operating systems may note enough free resources to run the application that support MKR files. Close all running programs and try opening the MKR file.

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

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with Train Simulator Marker file. It may be the case that the MKR files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the MKR 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 MKR file.

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