jackbiv

Level 1 (0 points)

Q: Why cant my Mac Pro 1,1 with v10.6.8 download Yosemite.

Why cant my Mac Pro 1,1 with v10.6.8 download Yosemite. It meets both the memory and available space requirements.

Mac Pro, Mac OS X (10.6.8)

Posted on Apr 19, 2015 1:52 PM

I have this question too

Q: Why cant my Mac Pro 1,1 with v10.6.8 download Yosemite.

All replies

Helpful answers

by Niel,

Niel Apr 19, 2015 1:57 PM in response to jackbiv
Level 10 (311,966 points)

Apr 19, 2015 1:57 PM in response to jackbiv

Because it has a 32-bit EFI instead of a 64-bit one.

(126345)
Reply options

Link to this post

by pmiles,

pmiles Apr 19, 2015 2:00 PM in response to jackbiv
Level 6 (15,951 points)

Apr 19, 2015 2:00 PM in response to jackbiv

How to install OS X Yosemite on your Mac - Apple Support
https://www.apple.com/osx/how-to-upgrade/
How to identify Mac Pro models - Apple Support

A Mac Pro 1,1 is too old, hardware-wise, to run the latest OS. It's not a memory or disk space issue. It's a motherboard issue.
Reply options

Link to this post