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Mac Pro won't boot from Windows 7 DVD - Flashing prohibitory sign

Fresh5 days ago
Mar 15, 202619959 views
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Problem

I am trying to install Windows 7 on my Mac pro, I have tried everything it seems. I have a perfectly good Windows 7 DVD which boots on other devices, yet it doesn't on mine. First off it started with spitting out the DVD (which I can understand ;) ), so I thought its my superdrive. I went and bough…

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Fix for: Mac Pro won't boot from Windows 7 DVD - Flashing prohibitory sign

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The Apple article EFI and SMC firmware updates for Intel-based Macs specifies that MacBook Pro 3.1 can only run EFI 1.5.1. (From the article you can also download this EFI version.) As Windows 7 needs EFI version 2, this means that you cannot boot W…

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