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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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Time Required Min
10 minutes
Time Required Max
10 minutes
Conclusion
To reassembleAfter you have checked System Information to make sure your device, follow these instructions in reverse order. Mac is listed as a 5,1 model, be sure to reenable SIP!
To reassembleAfter you have checked System Information to make sure your device, follow these instructions in reverse order. Mac is listed as a 5,1 model, be sure to reenable SIP!

Steps

Step #: 1
Before
After