https://app.swaggerhub.com/help/ui/visual-editor
Note: Visual Editor is in development, and new functionality will be added in the coming months. Please be aware of the current limitations:
“Add” and “delete” features are not available for operations and models. Use the Code Editor to do this.
Visual Editor is currently available for APIs only, but not for domains.
Visual Editor does not support editing referenced path items such as
I would like to join that question - is there a community around that is engineering / implementing / testing - feature requests for the Visual Editor.
Myself, I was looking for the Add Operations - the documentation told me - it is a known limitation.