: Enhanced the Mac’s graphics capabilities, offering better performance for professional apps and games, and enabling support for external GPUs (eGPUs). Support & Compatibility
and improved video efficiency with HEVC support. Version 10.13.6 was the final "polishing" update for this OS, making it the most stable iteration for machines that can't run newer versions like Mojave or Catalina. Step 1: Check Your Compatibility macos high sierra 10136 dmg
High Sierra is compatible with most Macs that could run its predecessor, macOS Sierra. Model Requirement Late 2009 or newer MacBook Pro Mid 2010 or newer MacBook Air Late 2010 or newer iMac Late 2009 or newer Mac mini Mid 2010 or newer Mac Pro Mid 2010 or newer : Enhanced the Mac’s graphics capabilities