The download will initiate. Please note that at roughly 8GB, the download may take some time depending on your internet connection.
Once downloaded, it is highly recommended to create a bootable external drive for clean installations or troubleshooting. macos catalina 1015 19a583 mac app store dow
The installer will be saved directly into your /Applications folder. Important Tips for Catalina Installation (19A583) The download will initiate
: First macOS version to support 64-bit applications exclusively , completely dropping support for 32-bit software. completely dropping support for 32-bit software.