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Changes to How to Upgrade the Firmware of a 2009 Mac Pro 4,1 Introduction

Edit by Josh Calvetti

Edit approved by Josh Calvetti

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After you have checked System Information to make sure your Mac is listed as a 5,1 model, be sure to reenable SIP![ ]
After you have checked System Information to make sure your Mac is listed as a 5,1 model, be sure to reenable SIP![ ]