The newly released version of macOS 10.15 Catalina has stopped supporting 32-bit apps completely. Well, this is nothing new for the company. The Apple website clearly states the 32-bit apps don't provide good experience as they slow down the Mac. Whereas the 64-bit apps are capable of accessing more memory, resulting in a faster response time.

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Still, this is a big issue for the Mac users, as some of their favorite apps have failed to run on the latest macOS, even these apps cannot update on the new Catalina anymore. Don't worry, this article is dedicated to fixing this issue.

The Only Way to Fix the Issue - Uninstall the Apps and Their Configuration Files

The 32-bit app app will appear in its own windows on your Mac desktop, and a second top row menu (the virtual Mac menu) appears below the top menu of your MacOS main installation. As you can see in this window, my Mac is running Catalina, but a 32-bit app The virtual machine's docking station is visible at the foot of the screen, but it's easy.
With a 32-bit app running, go to the Parallels top menu and choose View/Enter Coherence. The 32-bit app appears in its own window on your Mac desktop, and a second top-line menu (the menu for the virtual Mac) appears beneath the top-line menu of your main macOS installation. As you can see in this window, my Mac is running Catalina, but a 32.

Some games weren’t updated to 64 bit to work in Catalina. Can you run 32-bit apps in Catalina, and if not, how to go back to Mojave? Otherwise, I am stuck with not just gaming apps but with other programs as well.

Well, the best way to get rid of this issue will be to uninstall these apps. You need to safely uninstall the 32-bit applications and their related components and files. As we all know uninstallation on a Mac is bot a difficult thing but it's a bit tricky to uninstall safely and thoroughly.

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There are 2 effective ways to perform the uninstallation. You can do it via a 3rd party app, which will be smart and hassle-free. Another way involves doing the same manually. This one will be a bit tricky and risky as well.

Way 1: Uninstall the Apps with Third-Party Tool

Just like we mentioned above, if you want to uninstall the applications on Mac correctly, then Umate Mac Cleaner is a very effective tool designed for all Mac users. This is an all-in-one Mac manager which includes features of cleanup and management. Here we are going to learn the feature of manage all the apps on Mac and its reasons for why we recommend it.

It can smartly find out all the apps on your Mac, and filter those apps will influence the running if your system.
All the apps can be sorted by Size, Name, Install Date or even the Using Frequency.
It can help you filter out apps you haven't used in a long time so that you can free up some space for your Mac instantly.
You can uninstall the apps in single or bunch.

After we have learned these wonderful features of Umate Mac Cleaner, then let's look at the steps to perform it:

Step 1: Download and install 'Umate Mac Cleaner' on your Mac and launch it.

Step 2: On the app panel, just click 'Manage the Applications & Extensions' tab. After that, click on 'View Items' under 'Uninstall Applications'. All the apps present on your Mac will be displayed along with their additional details.

Step 3: Now, click on the 'Uninstall' button beside the apps you want to remove from your Mac.

This is the most effective way to uninstall 32-bit apps and its associated files from your Mac. It will not cause any confusion for you and any damage to your Mac's running.

Way 2: Uninstall the 32-Bit Apps Manually

If you are trying to manually uninstall apps on Mac, there are 3 different ways to execute the uninstallation. Of course, the manual way can be relatively complex.

2.1 Uninstall by Dragging the Apps to Trash Bin

Dragging the apps to the trash is the simplest way of getting rid of them. But you should note that: For apps that have profiles that cannot be manually deleted, the way to drag then to Trash bin cannot solve the issue for you. More likely, this will cause your system to run incorrectly.

Step 1: Go to the 'Dock' and find the 'Application' folder.

Step 2: Locate the app icon, click and hold the icon. Then drag it to the 'Trash' icon and release.

Step 3: Now, enter 'Trash' and click 'Empty'.

2.2 Delete the Apps in Launchpad

You can also delete apps using Launchpad on your Mac. The steps are pretty simple:

Step 1: Run Launchpad on your Mac.

Step 2: Now, locate the app you want to uninstall. Then click and hold on the icon app you want to remove. The app icon will start to jiggle.

Step 3: At the top of the icon, a black X icon will appear; click on it. Then, just click 'Delete' and the program will be removed.

There is another way to remove files from Mac. Take look at rest of the article below.

2.3 Uninstall the Apps by Removing the Configuration Files on Finder

We know that, to delete an app is actually to delete the related configuration files. This way is tell you how to remove the configuration files via Finder.

Step 1: Run Finder on your Mac and navigate to 'Applications' folder and click on the app you want to uninstall.

Step 2: Look for the app you want to remove and make a right-click on it. Select 'Move To Trash' from the drop menu.

Step 3: After that, navigate to trash bin and make a right-click on it. Select 'Empty Trash'.

Comparison of the 2 Ways

We have discussed 2 different ways to uninstall apps and their associated files on Mac. The first one involves a professional app that is easy to use. It removes the said app and its associated files with a single click.

Why is my mail app not working on mac. But the manual method is a bit complicated and requires technical knowledge. It is also possible that you may delete other important files accidentally. So, the method is risky as well.

Umate Mac Cleaner	Manual Method
Ease of use	Very Easy to use	Complicated
Safety	Safe	May delete the important files accidentally
Removal	Gets removed with a single click	Manually remove every file individually

Summary

Hence, there are no other ways than removing the 32-bit apps from your macOS Catalina. The said apps won't run and update on the new OS and they may even affect the running of your system. So, you can manually delete them one by one like other users. But using Umate Mac Cleaner tool will be quite a bit of help as it is effective and offers fast single click cleanups.

Question :

I have just upgraded to macOS 10.15 Catalina, but I just found out that I still have an old iPhoto database somewhere that I want to integrate with Photos.app using the official Apple iPhoto Updater application. But that’s 32-bit software, so it won’t run in macOS 10.15 Catalina…

What can I do ?

Answer :

The easiest option is to find a Mac that still runs one of the latest versions of the 32-bit supporting versions of macOS like 10.13

Running A 32bit App On Mac Catalina