You can hit arrow-down as well on the boot screen to access boot options. You may have to type extra boot arguments in the system at the boot screen you see above. For maximum compatibility, we recommend using integrated graphics (HD 3000/4000) for the installation, then adding your discrete graphics card after a successful installation. Optional Boot Arguments & Troubleshooting Tipsįor some hardware, it may be more difficult to get to the installation screen. At the Chimera Boot Screen, choose USB and hit Enter Building a CustoMac Hackintosh: Buyer's GuideĤ.