DSLR Remote Pro for Mac was withdrawn from sale on July 1st, 2016 and there will be no more releases to support new cameras or new Mac operating systems. Registered users may continue using any version of DSLR Remote Pro for Mac released within one year of their purchase for as long as they like. Alternatively they can switch to the latest version of DSLR Remote Pro for Windows (with a Canon camera) by purchasing an upgrade to DSLR Remote Pro.