Start up security utility

Trying to install Mac OS Big Sur on my 2017 mbp 13

but the options under start up security utility have no options.

any solutions?

Posted on Mar 11, 2025 12:40 PM

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Question marked as Top-ranking reply

Posted on Mar 11, 2025 2:38 PM

Your 2017 model-year MacBook Pro does not have a T2 chip. T2 chip was introduced in the 2018 model-year.


When attempting to change these settings on a Mac that does NOT have a T2 chip, settings you can not change are already allowed.



No more excuses -- Get to work! ;-)

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Start up security utility

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