My Mautic version is: 2.16.0
My PHP version is: 7.1.33-12+ubuntu18.04.1+deb.sury.org+1
My problem is: WYSIWYG puts default attribute styles even when the values are manually removed.
Here are the default styles:
Then the style attributes are deleted manually,
but then they appear again…
They also appear on the website where the form is inserted.