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10/27/2021
If you want to edit YAM file and not damage it, you should install dedicated software Of course, there are probably YAM Online Editors available, but none of them will be able to provide such a wide range of available options as dedicated software.
The installation of the program that supports the YAM file does not guarantee that the file can be edited. If you want, you can learn more about the YAM file extension.
This is definitely the surest way. Use any of the programs that support the YAM file to check if it allows you to edit the file. The most proven method is to download the installer from the developer's website. You will find links to the software developers' websites on the subpage of each program. List of sample programs supporting the YAM file below.
And here is the full list of programs supporting the YAM 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, such manual editing of the YAM file or any other file may result in damage to the file. After saving the changes, it may not be possible to reopen the YAM file. It is safest to use software that was created to edit files in the YAM format.
It seems that one of the software on the list must be able to edit the YAM files. Use other options if you still haven't found a way to edit YAM. Below we found websites that help in editing YAM files.
Free Online File Edit Service
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