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Mac OS X: How can I tell if I'm in 64-bit mode?

Fresh5 days ago
Mar 15, 20268109 views
Confidence Score0%
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Problem

I can't remember how to see if my OS X (10.6) installation is running in 32-bit or 64-bit mode.

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1 Fix

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New Fix – Awaiting Verification

Fix for: Mac OS X: How can I tell if I'm in 64-bit mode?

Low Risk

Go into System Profiler and select Software from the left pane. In the right pane you will see 64-bit Kernel and Extensions. If it says yes, you are in 64-bit mode, if not, you're in 32-bit mode.

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