Hello all!
I'm facing an issue when T try to modify an existing workflow in Jira.
I'm logging in as jira administrator.
I choose the Project with the workflow I need to modify and choose the workflow.
When I add a new step (e.g "to Do") here:

I get:

In this workflow all steps follow the same transitions. New step automatically has the same transitions. Plus, when I try to edit the transition, I get:

Thanks in advance,
Iro