Because macOS Catalina is no longer the newest version, Apple sometimes hides it from the standard "Software Update" section. The easiest way to get it is via the App Store.
After installation, your Mac will be on . Check for updates to get the final version (10.15.7) via System Preferences > Software Update. how to update macos high sierra 10.13.6 to 10.15
Once the installation is finished, your Mac will restart and display the "Setup Assistant." Because macOS Catalina is no longer the newest
You need at least 12.5 GB of available storage to perform the upgrade. Ideally, have 20 GB free to ensure the installation runs smoothly. Check for updates to get the final version (10
Go to the Apple Menu () > About This Mac > System Report . Under the Software tab in the sidebar, select Applications . Look at the right-hand column for "64-bit (Intel)" . If an app says "No", it will not work on macOS Catalina.