You should get support.
But, nature of the OS-4 beast. You only get a limited Radeon HD driver with the OS.
That's why you get Enhancer, for a better Radeon HD and RX driver.
But it needs to be installed correctly before use. or as you discovered (chicken or egg)
Which is why dealers want to do the setup?
BTW, Amigans is a better site for help...
but the Hyperion site also has the basic anwsers!
keep asking