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offline installer

  1. B

    "Install macOS Catalina" is listed twice(2 times) in the boot-selection menue

    Hello Forum Made a bootable offline Catalina Installer (downloaded from: https://apps.apple.com/au/app/macos-catalina/id/1466841314?mt=12) and booted my iMac 2019 by holding ALT-key into a "Boot-selection menu". Beside "Macintosh HD", "Choose Network" there is "Install macOS Catalina" and...
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