Installing Epson PF-70/PF-81 Driver on Mac OS X 10.12 Sierra The Mac Post Presents Links on How-to Download and Install the Epson PF-70/PF-81 Series Printer Drivers on Mac OS X 10.12 Sierra Unix/BSD Desktop. You have basically Two choices for Getting Installed the Epson PF-70/PF-81 Series Printer Drivers for Mac OS X 10.8+: Check for […]