Step 3: Start the Installation of macOS Sierra on the Non-startup drive. Step 2: Download the macOS Sierra Installer from the Mac App Store. Read access is required to these system-level folders: Mac OS: The System Library folder and the Application folders. This folder is located under the UsersUsername folder.
Download the El Capitan installer from the App Store and then select El Capitan in Diskmaker X. To access this folder, see Cant see user library files in Mac OS 10.7 and later. Is there any workaround so I can open this file and get the El Capitan installer? I've seen people asking the same question but no answers have been relevant so far. Step 3: Clean Install macOS Sierra on your startup disk. Install Diskmaker X to the Applications folder. In either case, once you initiate the installer, simply follow the prompts.
The system installer can be found in the Applications folder, so you can reinstall it anytime you want without having to download it all over again. I assume this is because my MacBook thinks I want to install El Capitan onto it as an OS (which I don't), I just want to install the application file so I can use it to create the bootable installer on an external usb. You don’t have to reinstall OS X immediately upon downloading it from the App Store. However, when I double click this in an effort to make it open and convert to an application file, I first get the message 'This package will run a program to determine if the software can be installed.' and then when I proceed, get the error message 'This version of OS X 10.11 cannot be installed on this computer.' I have downloaded the dmg file from, and opened this to reveal a. I am doing this on a 2020 MacBook Pro 13".
pkg file to installer application I am trying to set up a bootable installer for a 2007 iMac, and to do so need to be able to store the El Capitan installer in my applications, as an application file.
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