How to open GM1 file extension?

The author of advice: Mr Brankiewicz

GM1 files are incessantly popular. However, a file name containing GM1 file extension is problematic for some of the users. They have problems with correct opening of a file with GM1 extension. However, it should be remembered that GM1 file extension can match one or more types of files. The most popular is Heroes Of Might & Magic 3 Saved Game but if there are others, you will find information concerning them below.

So, it is worth looking close at the problem concerning GM1 files and search for its solution.

A list of programs supporting files types with GM1 extension can be found below. Applications are sorted according to appropriate operational systems and their popularity.

  • Heroes Of Might & Magic 3 Saved Game

    .gm1 file extension

    Category: Games Files

    OS Software
    Windows Heroes of Might & Magic III: The Restoration of Erathia Heroes of Might & Magic III: The Restoration of Erathia
  • Sharp Advanced Presentation Software Professional

    .gm1 file extension

    Category: Various Files

    OS Software
    Windows S.A.P.S. S.A.P.S.
  • Gerber Mechanical 1 (board Outline)

    .gm1 file extension

    Category: 3D&CAD Files

    OS Software
    Windows Altium Designer Altium Designer

How to check if a file we want to open is not infected by malware or viruses?

  • Download Malware/viruses removal tool from GM1 files in the Windows system.
  • Click “Start scanning” and wait until the programme performs the scanning process on your computer.

What are the reasons of errors concerning GM1 extension of files?

The problem that often causes damage concerning GM1 extension are Windows system registry errors. That is why, in the first place it is recommended to:

  • Scan computer in order to identify, repair and open the GM1 file
  • Check system registry from the angle of hidden errors
  • Repair file’s associations with programs in the system registry

If you are not sure if the above problems concern you, you should consider other frequent irregularities:

  • You do not have an appropriate application installed that supports GM1 file extension
  • GM1 file is corrupted
  • The application’s version necessary to open the file is not correct
  • The file is not assigned to an appropriate program

Solving problems with GM1 files


If GM1 file does not open, firstly, it is worth using files associations built in the Windows system with application that can support them. In order to do it, you should double-click a GM1 file icon. A list of programs that probably support such a file will appear. It is enough to choose one of them so that Windows would open a given extension with it. Incorrect file’s association will result in Windows trying to open GM1 file with a wrong program all the time even if there is an appropriate application supporting this format on a drive. In this case, it is necessary to perform the above mentioned registry scanning and associations’ repair.

If associations are correct and Windows still cannot open the file, most probably the computer does not have appropriate software supporting files with name containing GM1 in their extension. The solution to this problem is very simple. You should buy or download a free (if they exist) application that will allow you to open, browse and edit GM1 format. It is no risk because many paid programs have free test versions enabling to check their functionality.

Do you have extra information about a GM1 file? [ Add information about a GM1 file ]

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