How To Download Macos Catalina From Apple Website

Open the disk image then open the pkg installer inside the disk image.

How to download macos catalina from apple website. The bootable image for catalina installesd dmg is located within its app file. You can easily download macos catalina on your mac macbook macbook air. To download the update click on the apple icon on the home screen.

In system preferences click on software update. Your web browser downloads the following older installers as a disk image named installos dmg or installmacosx dmg. Alternatively you can click the apple icon located in the top left corner and select app store on the drop down menu.

To get the installesd dmg file right click on macos catalina app select show package contents option and browse to the contents sharedsupport folder. It installs an app named install version name.