How to add text to django admin?

Question

Django

I need to add a separator, so to speak, through the model class. This is necessary for a general understanding in the admin panel. for example, I have several fields, no matter what, I want to insert some kind of heading between them, just a text field (for example h3) to separate information visually.
How to add such a field through the model? so that it is without an input field and just displays the text.
for example, like this, highlighted in red (edited screen):

Answer 1

Documentation: https://docs.djangoproject.com/en/1.10/ref/contrib...
Example: stackoverflow.com/questions/1437991/django-admin-f...