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Download macOS Sierra 10.12.5 Update for 2017 iMacs

The macOS Sierra 10.12.5 update improves the security, stability and compatibility of your Mac, and is recommended for all users.


This update:

  • Fixes an issue where audio may stutter when played through USB headphones
  • Improves reliability when connecting an external display or waking it from sleep
  • Enhances compatibility of the Mac App Store with future software updates
  • Adds support for media-free installation of Windows 10 Creators Update using Boot Camp



For more detailed information about this update, please visit: 

For detailed information about the security content of this update, please visit:






File Size: 1.61 GB

System Requirements Supported Languages