Upgrade Mac Pro 4.1 to 5.1

[thgtrg]

i have a Mac Pro 2009 4.1 with boot room MP41.0081.B04, i want to upgrade boot room to MP41.0081.B07 to flash to 5.1. please help me how to up from .B04 to .B07 thanks all

 

[TECK]

Did you read all stickies? That's how I learned how to do it on mines.

 

[fhturner]

Had similar case here...

Took me a minute to figure out it wasn’t on the latest (B07) 4,1 firmware. So I downloaded it first, then was able to get to 5,1. I believe the correct link for B07 is this:

https://support.apple.com/kb/dl989?locale=en_US

Good luck!

 

[flowrider]

https://www.ifixit.com/Guide/How+to+Upgrade+the+Firmware+of+a+2009+Mac+Pro+41/98985

Lou

 

[thgtrg]

Had similar case here...

Took me a minute to figure out it wasn’t on the latest (B07) 4,1 firmware. So I downloaded it first, then was able to get to 5,1. I believe the correct link for B07 is this:

https://support.apple.com/kb/dl989?locale=en_US

Good luck!

perfect, i had upgraded firmware to 5,1. thanks so much
[doublepost=1537324313][/doublepost]

https://www.ifixit.com/Guide/How+to+Upgrade+the+Firmware+of+a+2009+Mac+Pro+41/98985

Lou

thanks your advice