The official "Install macOS Catalina.app" downloaded from Apple’s servers (via System Preferences → Software Update or softwareupdate in Terminal) contains the following core components:
: Addresses a specific graphical issue seen on iMac (Retina 5K, 27-inch, 2020) models equipped with the Radeon Pro 5700 XT graphics card. macos catalina 10157 installer upd
“The installer updater cannot be interrupted. Finalizing 10.15.7. Please do not turn off your Mac.” The official "Install macOS Catalina
This is the easiest way to update if you are already running an earlier version of Catalina: macOS - How to Upgrade - Apple (SI) macos catalina 10157 installer upd
Open your native utility application found inside . Paste the exact string layout command: