A limited set of actions can assigned via macro commands. Incompatible actions are ommited from the generated macro. Also note that Macros are limited to 15 lines each.
Here is my gunbreaker cross hotbars!
The crystal is a potion item.
My reaper cross hotbars.
My dancer crosshotbars
My white mage crosshotbars. ! macro is "/target <f> tank macro is "/target <2>
From Bun Boss video but slighly modified
Pretty easy to follow
Standard Samurai Controller/WXHB setup
Endwalker Lvl90 Samurai