It's may be a good moment to talk about what is a puppet soul file.
On the Monk list, locate the red line '//—-Legs'
<aside> 💡 All new monks will be added below the selected one.
</aside>
If there is '//' before, it's because in MEL (the maya default code language, // means comment.
And a puppetSoul file is actually a MEL file, aka a text file.
Up there, clic on the script icon
It;s the same action than in the menu :
You will have that :
All the monks you see in the UI are actually read from the Mel file loaded, what is showed in the I/O window you just open.
You can either change options, names by the UI (providing you a convinenent way to work) OR, change directly the text in the I/O window.
Let's try to change the name of the comment. You will see it does change in both (after you hit save)