The March 2018 update introduced visual header control at the report level. Since this is currently an 'all-or-nothing' feature, please evolve this so we can control visual headers on a per visual b...
The headers must be controlled on a per-visual basis. They create a significant usabiity issue when visually obscuring information below (on mouseover). They are more problematic when an visualization or visual element is selected and the header becomes a static layer that sits in the foreground, until unselected. In usability tests both behaviors created problems for some test subjects.
