About how to prepare, what you should pay attention to before upgrading and how to install macOS 10.15 – next.
How Update and Install to macOS 10.15 Catalina?
First, make sure your device supports updating.
In this article you will find a list of supported devices: macOS Catalina: Major Update Date Release
If you have this version of Mac or newer, you can upgrade now. To start the installation of macOS 10.15 Catalina:
- Go to the Apple menu -> System Preferences -> Software Update;
- Download the new OS and click “Upgrade Now”.

macOS Catalina – What Could be the Problem?
Not quite familiar and intimidating, a message may appear stating that in the new version of the OS, the developers decided to completely abandon 32-bit applications. Absolutely all third-party system and popular programs have long switched to 64-bit.
But there are still those that may be outdated and not supported on your device after installation.
Read more: How to Reset Mac to Factory Settings?
The system will give you a list of unsupported services. There is nothing terrible in this, any of them can be replaced by another analog. However, he will need to find and get used to the new interface.
In order to find such programs at home and find a replacement in advance, go to the Apple menu -> About This Mac -> System Report -> Software -> Applications.
Sort the applications by the 64-bit column in the upper right corner, after which a “No” note will appear in some. These will be the applications with which difficulties may arise after the transition to macOS Catalina.
Conclusion
If you already want to try these innovations for yourself, nobody forbids trying a new system. There is a high chance that you, like me, will not want to return to Mojave. Therefore, I wish the bold a successful update, and to everyone else a speedy release.
It’s the best time to ask questions and give us your feedback in comments.