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Sonnet Firmware Updater Installer Version 3.1 software installs the Sonnet Firmware Updater and Sonnet Firmware Remover applications to your computer's Mac OS X Applications folder. Sonnet Firmware Updater installs the firmware patch necessary to support Encore/ZIF (700 MHz and faster) and various Encore/ST processor upgrades in the listed compatible computers.

What's New

Version 3.1:
  • Adds support for Power Mac G3 (Blue & White) and all Power Mac G4 computers


  • Mac OS X 10.3 or later
  • Power Mac G3 (Blue & White)
  • Power Mac G4 (all models)

*Previously available here

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4.8 2


Current Version (3.x)


Downloads 8,045
Version Downloads 2,517
License Free
Date 09 Jun 2007
Platform OS X / PPC 32
Price Free
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