iMac Bit

I would like to know whether my iMac is 32-bit or 64-bit please.

iMac 21.5″, macOS 10.13

Posted on Oct 31, 2022 7:36 AM

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BobTheFisherman

Level 10

84,925 points

Posted on Oct 31, 2022 7:39 AM

All Mac operating systems have been 64 bit for well over a decade.

Starting with Catalina, the MacOS will only run 64 bit apps. Prior to Catalina, the MacOS could run both 32 and 64 bit apps.

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Top-ranking reply

BobTheFisherman

Level 10

84,925 points

Oct 31, 2022 7:39 AM in response to Sharma Govind

All Mac operating systems have been 64 bit for well over a decade.

Starting with Catalina, the MacOS will only run 64 bit apps. Prior to Catalina, the MacOS could run both 32 and 64 bit apps.

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Oct 31, 2022 11:49 AM in response to BobTheFisherman

Very many thanks!

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