LeopardAssist is a simple program by means of which we'll be able to install Mac OS X Leopard on computers that have technical specifications that don't reach the operating system's minimum requirements, without having to modify the hardware or use modified installation DVDs. LeopardAssist latest version: Install Leopard on a G4 PowerPC. LeopardAssist for Mac, free and safe download. LeopardAssist attempts to help users install Mac OS X Leopard on older, unsupported systems by tricking Open Firmware into believing the system has an 867mhz CPU. Renovate your old Mac operating system thanks to LeopardAssist.Äownload leopardassist mac, leopardassist mac, leopardassist mac download free. The installation is very simple, and we'll only have to follow a few simple steps until the program applies the patch. We do have to take into account that the developer of LeopardAssist advises that you use at least a 350MHz processor or above, as well as 512MB of RAM memory. This tool has been developed to be used on machines belonging to the G4 series, like for example the eMac, Power Macintosh, iMac, PowerBook and iBook. Since Leopard requires an 867MHz processor, this program installs a small patch on our machine so that, when it comes to installing the popular operating system by Apple, the verification process is ignored.