Questions tagged [32-bit]

32-bit refers to computer architecture that stores integers, memory addresses, and other data units that are at most 32 bits (or 4 octets) wide.

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How can I find out which Mac apps are 32-bit?

On June 28, 2017, Apple announced that macOS High Sierra will be the last macOS release to support 32-bit apps without compromise. How can I find out which apps on my Mac are 32-bit so that I can ...
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20 votes
3 answers
9k views

How much of 32-bit support is dropped in macOS Catalina?

macOS Catalina is said to have dropped support for 32-bit apps. It’s not clear how much support is dropped. Is there any supported way for a 64-bit app to request the kernel to create a 32-bit code ...
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1 vote
1 answer
2k views

Step to step guide how to use 32bit version of Java in Eclipse

I have a Java project in Eclipse that requires Java 7 running in 32 bit mode. I tried to force running in 32 bit mode by adding the flag -d32 to the VM arguments. However, I then get the following ...
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9 votes
1 answer
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How to identify 32bit applications on macOS without running each one? [duplicate]

With macOS 10.13.4 Apple will start to show a warning if a 32bit application is started, and it is assumed that with 10.14 32bit applications will not run at all. Starting each application to see ...
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2 votes
1 answer
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How can I install a 64-bit OS on a 2006 Mac Pro with 32-bit EFI?

I have a Mac Pro 2006 that has 64-bit processors, yet only boots 32-bit operating systems (aside from OSX). Is there a way I can install 64-bit Ubuntu Server, or any 64-bit OS for that matter, on this ...