that's not working in my iMac. I have also modified OF but i only "silent" mode
Do you have only morphos on iMac?
no, I have MacOSX , Debian 8 and MorphOS 3.12
AmigaOS3: Amiga 1200
AmigaOS4: Micro A1-C, AmigaOne XE, Pegasos II, Sam440ep, Sam440ep-flex, AmigaOneX1000
MorphOS: Efika 5200b, Pegasos I, Pegasos II, Powerbook G4, Mac Mini, iMac G5, Powermac G5 Quad