Terminal will display a progress indicator. Once finished, find the installer application in your folder. Converting the Installer App into a DMG File
This article provides everything you need: official download sources, step-by-step DMG creation guides, troubleshooting tips, and security warnings about third-party sites. Mac Os Catalina 10.15 7 Dmg Download
10.15.7 (Build 19H15 or later security updates) Release Date: September 24, 2020 (Security updates continued into 2022) Key Features: Terminal will display a progress indicator