Unzip the driver file. You'll see 2 folders: USAandEurope and Japan.Open the appropriate one, depending on the printer's location. Run the 'setup' program.By defualt Windows can unzip files with just a double-click, however if you have a third party ZIP program the process may be diffrent. Our disgusting fate mac os. Blackmagic URSA EF Technical Specifications Description Get the URSA camera with the EF lens mount and amazing 4K Super 35. DaVinci Resolve grading software including Resolve USB dongle for Mac OS X and Windows. Blackmagic Media Express software. Operating Systems Mac OS X 10.8 Mountain Lion or later. Windows 7 or later. MacStitch 15.34 for Mac can be downloaded from our software library for free. The program is included in Design & Photo Tools. This software for Mac OS X is an intellectual property of Ursa Software. The most recent setup file that can be downloaded is 61.7 MB in size. Our built-in antivirus checked this Mac download and rated it as 100% safe. . Some Mac (and Windows) users have trouble locating the above folder because by default, the Finder (Windows) hides /Library ( AppData) so that people who don't know what they're doing don't accidentally mess anything critical up. To change this on Mac OS X; open a new Finder window, click on the house with your username at the left. Mac or Windows computer. We recommend formatting your CFast 2.0 cards using Blackmagic URSA or URSA Mini for best performance. HFS+ is also known as Mac OS extended and is the recommended format as it supports 'journaling'. Page 9: Preparing Cfast Cards On A Mac Os X Computer.