Apple began transitioning to 64-bit hardware and software technology for Mac over a decade ago, and all modern Macs now include powerful 64-bit processors that can run advanced 64-bit apps. These apps can access dramatically more memory, enable faster system performance, and take advantage of technologies that define today's Mac experience, such as Metal graphics acceleration.
Apple has been working with developers to transition their apps, and in 2018 Apple informed them that macOS Mojave would be the last version of macOS to run 32-bit apps.
Apple's transition to 64-bit technology is now complete. Starting with macOS Catalina, 32-bit apps are no longer compatible with macOS. If you have a 32-bit app, please check with the app developer for a 64-bit version.
64 Bit Apps Download
Every app has a Yes or a No next to it in the 64-bit (Intel) column. Click on that column — by default it's the last one on the right — and your Mac will sort the whole list by Yes or No. Make sure you check for incompatible apps before you upgrade to macOS Catalina, because it no longer supports 32-bit apps! Let’s take a look at the full list of 235 incompatible apps that the macOS Catalina installer has been programmed to look for.
Opening 32-bit appsIs My Mac 64 Bit
When you attempt to open a 32-bit app, you will see an alert that the app needs to be updated to work with this version of macOS, or that the app is not optimized for your Mac and needs to be updated.
macOS Catalina macOS Mojave and macOS High Sierra
If you haven't upgraded to macOS Catalina, you can still open and use the app, but you should check with the app developer for a 64-bit version that also works with the latest macOS. My first mac app.
How to find 32-bit apps on your Mac
System Information can find 32-bit apps that are installed on your Mac:
Games For Mac 64 Bit
When upgrading to macOS Catalina, the installer shows a list of recently used apps that are 32-bit. You can review this list before choosing whether to cancel or continue the installation:
macOS Catalina also shows a prohibitory symbol over the icon of each 32-bit app in the Finder, letting you know that the app will not open.
Is My Mac 32 Or 64 BitHow to contact the app developer
The developer (or vendor) is the person or company that made the app. The easiest way to find contact information for an app's developer is to search the web for their name or the name of their app. Learn more about contacting third-party vendors.
32 Or 64 Bit Mac
To find the name of the developer:
64 Bit Mac Apps No Longer WorkingComments are closed.
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