Saved Game Format
If you want to edit GAM file and not damage it, you should install dedicated software Using tools such as GAM Online Editors gives less editing possibilities than software adapted to work with the GAM file format.
Please note that not every program that supports GAM will allow you to edit the file. Additional information about the GAM file extension can be found here.
This is the best way. Choose one of the programs that support the GAM file extension, open your file and check the editing options. It's safest to download the software from the developer's website. You can find direct links to the creators' websites on the subpages of each application. List of sample programs supporting the GAM file below.
And here is the full list of programs supporting the GAM file
Most of the file formats are simply text format saved under a different extension - so you can open them e.g. with Windows Notepad However, it's dangerous, you can permanently damage your GAM file. If you make inappropriate changes and save the file, it may happen that you do not reopen the GAM file.. By far the safest way is to use file editing programs that works with the GAM extension.
It can definitely be said that any of the list of programs that support the GAM extension should be able to edit the GAM file. Still not resolved your file editing issue? Try other solutions. Below we found websites that help in editing GAM files.
Free Online File Edit Service
Copy and paste this link anywhere.