GMK File Extension

What is GMK file?

Full format name of files that use GMK extension is Game Maker Project Format. Game Maker Project Format format was developed by YoYo Games. GMK file format is compatible with software that can be installed on Mac OS, Windows system platform. GMK file belongs to the Developer Files category just like 1205 other filename extensions listed in our database. Users are advised to use GameMaker software for managing GMK files, although 1 other programs can also handle this type of file.

Programs which support GMK file extension

The following list contains programs grouped by 2 operating systems that support GMK files. Files with GMK suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

How to open file with GMK extension?

Being unable to open files with GMK extension can be have various origins. What is important, all common issues related to files with GMK extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. We have prepared a listing of which will help you resolve your problems with GMK files.

Step 1. Get the GameMaker

Problems with opening and working with GMK files are most probably having to do with no proper software compatible with GMK files being present on your machine. This one is an easy one. Select GameMaker or one of the recommended programs (for example, Game Maker) and download it from appropriate source and install on your system. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. If you want to download GameMaker installer in the most secured manner, we suggest you visit website and download from their official repositories.

Step 2. Update GameMaker to the latest version

If the problems with opening GMK files still occur even after installing GameMaker, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of GameMaker is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. The reason that GameMaker cannot handle files with GMK may be that the software is outdated. The most recent version of GameMaker is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Assign GameMaker to GMK files

If you have the latest version of GameMaker installed and the problem persists, select it as the default program to be used to manage GMK on your device. The method is quite simple and varies little across operating systems.

Selecting the first-choice application in Windows

• Right-click the GMK file and choose Open with option
• Select Choose another app → More apps
• To finalize the process, select Look for another app on this PC entry and using the file explorer select the GameMaker installation folder. Confirm by checking Always use this app to open GMK files box and clicking OK button.

Selecting the first-choice application in Mac OS

• By clicking right mouse button on the selected GMK file open the file menu and choose Information
• Open the Open with section by clicking its name
• Select GameMaker and click Change for all...
• If you followed the previous steps a message should appear: This change will be applied to all files with GMK extension. Next, click the Continue button to finalize the process.

Step 4. Verify that the GMK is not faulty

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the GMK file in question. Problems with opening the file may arise due to various reasons.

1. The GMK 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 GMK file hinders attempts to open it. Scan the GMK file as well as your computer for malware or viruses. If the scanner detected that the GMK file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

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

If you obtained the problematic GMK file from a third party, ask them to supply you with another copy. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. It could happen the the download process of file with GMK 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. Log in using an administrative account and see If this solves the problem.

4. Check whether your system can handle GameMaker

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

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

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Game Maker Project Format files. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle GMK files.

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