Maintain releases Cocktail 10.2.2 (Sierra Edition), the latest maintenance update for users running macOS Sierra. Cocktail is a general purpose utility for macOS that lets users clean, repair and optimize their Macs. This version adds ability to clear WebKit caches and support for additional (en5-en8) network interfaces. It also contains improvements on the "Optimize network" procedure and updated Automator actions as well as updated Help files. Cocktail 10.2.2 (Sierra Edition) is $19.00 and can be downloaded from their website.