There are a lot of difference that one can have between Catalina and Mojave Mac OS. You are not restricted to use either of the Mac OS in place of the other since the difference is not that much. You can install either Catalina or Mojave is you had one initially because of that. The best things about Mojave is that you can have the support for the older Mac pro models. The only challenge that you have in Catalina is that you cannot support older Mac pro models with the use of metal cables. Catalina Mac OS cannot support 32 bit hence when you have a software that has 32 bit structure cannot work after you upgrade. Learn more about Desk top apps. Mojave was the last ma OS that has a 32 bit architectural design that developers were advised to do some update on their software. The greatness of Catalina is in the fact that it uses 64 bits. One of the things that you need to do despite the fact that the 32 bit operating system is out of date if to take the app that has a 32 bit to the next level.
Update to 64 bit processor is the best thing that you can do since your performance increases and your RAM can be up to 4GB as opposed to 32bit processor. Before moving to Catalina, there are some of the things that you need to do first. Among the things that you need to put into consideration, confirming if there is a 32 bit application in the Mac OS is the first thing. The next thing that you need to do is to allow the past be gone. If there is an application that has a 32 bit structure you wat to use them, you can look for any available upgrade.
When you get the best upgrade, you need to clean you Mac pro by uninstalling all the outdated 32 bit applications. Similar to all other past Mac OS, Mojave keeps all your media in iTunes. In Catalina, iTunes is divided into three different apps for some simple reasons. The fact that one iTunes app carries a lot than it should make the main reason that leads to dividing into three different apps. To get more info about Desk top apps, click this article. You do not have to worry about your media when you upgrade since they get to move automatically to the corresponding apps.
With the use of Mojave, you get to have a better works flow due to the availability of dark mode that adjusts the display of the desktop. With the help of stacks, you can have a better file management system in Mojave. Due to the expand of the workspace, you get to have the best experience with Catalina than in Mojave since you have a healthy Mac life balance. Learn more from https://en.wikipedia.org/wiki/MacOS_Mojave.