The following Mac models natively support macOS Catalina 10.15 : : Early 2015 or newer MacBook Air : Mid 2012 or newer MacBook Pro : Mid 2012 or newer Mac Mini : Late 2012 or newer iMac : Late 2012 or newer iMac Pro : 2017 or newer Mac Pro : Late 2013 or newer
Updating your Mac from macOS High Sierra (10.13.6) to macOS Catalina (10.15) is a major transition that brings modern features like Sidecar and improved security, but it requires careful preparation because it is the first macOS version to drop support for 32-bit applications. 1. Check Hardware Compatibility
Search for "macOS Catalina" or use this official Apple link to the macOS Catalina App Store page. Click the button to download the installer. how to update macos high sierra 10.13.6 to 10.15
Make sure you are on the 10.13.6 with all security updates:
Wait for the list to load. Click on the column header to sort the apps. The following Mac models natively support macOS Catalina 10
Summary checklist (quick)
Upgrading your Mac from macOS High Sierra (10.13.6) to macOS Catalina (10.15) is a major leap. This transition moves your system from the older HFS+ file system era into a modernized, secure environment. It also introduces the strict requirement for 64-bit applications. Click the button to download the installer
Select your hard drive (usually named Macintosh HD) and click .
Alternative: Clone your drive using software like Carbon Copy Cloner.