Quote: Originally Posted by joelkat
Catalyst control center all it does is the loading icon then it goes away with nothing to open?
I have the catalyst also installed and 4xxxx series ati card.
Ati catalyst sometimes make strange things.
And this happent to me also,and sometimes no sound from the hdmi etc.
Download and install Driver
sweeper Guru3D - Driver Sweeper (Setup) download from Guru3D.com
Remove the catalyst,Control Panel\All Control Panel Items\Programs and Features.
Restart in safe mode,start Driver sweeper,select ati,clean,restart.
Download and Install catalyst http://support.amd.com/us/gpudownload/Pages/index.aspx
Tip: if you like,create and use profiles with changes in resolution,anti aliasing etc with hot-keys stick with 10.11,don't install 10.12.