Mac is one of the most used devices in the world, and Apple ensures the device stays optimized. The beta version of the macOS Catalina 10.15.2 is here, and you can get it as well. So, here are the instructions to download and install macOS Catalina 10.15.2 beta 4 to the MacBook. Create an Archived … Continue reading How to Download and Install macOS Catalina 10.15.2 Beta 4 on MacBook?