Once completed, you will be greeted by the macOS Setup Assistant. You can choose to restore your data from a Time Machine backup or set it up as a new Mac.
If the user can't download it from the Mac App Store, they might need to use the "Install macOS Catalina" app via a different method. Some sources suggest using the -seed or developer account options, but that's probably not relevant here. Alternatively, there are third-party tools like UTM or others that bundle macOS ISOs, but I should caution against piracy or illegal downloads. Once completed, you will be greeted by the