The EPOMAKER P75 keyboard can be controlled/set via HTTP internet website, https://ml.lewike.com, after accessing the URL, a warning will be displayed for the keyboard to get connected.

The website works mostly with Chrome and Microsoft Edge, so be warned. You can set the most important features of the keyboard, like set Win/MAC layout, and remap all keyboard keys to your liking. Of course, Macro/lighting controls are present as well. You can set also various profiles according to your liking.