1st gen (silver) Apple TV. Installing aTV Flash (silver) · Installing aTV Flash ( kodi edition) · Post-install Checklist · Updating aTV Flash · Recommended. aTV Flash is a user-friendly software package that supercharges your Apple TV, unleashing a plethora of new Supercharge your 1st gen Apple TV. Download. 1st Generation (silver) Apple TV Discuss using aTV Flash on the 1st gen Apple TV.