Bootable USBs: While the "createinstallmedia" command is preferred, some Windows-based tools like Rufus or BalenaEtcher require an image file to create a bootable Mac drive.

To summarize the quest:

If you have access to a working Mac, this is the only method recommended for security and integrity. Downloading pre-made ISOs from random websites carries a high risk of malware.

Next, mount the image to your system:hdiutil attach /tmp/macOS.dmg -noverify -mountpoint /Volumes/macOS 3. Use 'createinstallmedia'

Once you have the legitimate Apple installer, you must convert it. This requires using the Terminal. Below is a general outline of the process used to create a CDR (which can be renamed to ISO):

Here is the advice you must follow:

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Bootable USBs: While the "createinstallmedia" command is preferred, some Windows-based tools like Rufus or BalenaEtcher require an image file to create a bootable Mac drive.

To summarize the quest:

If you have access to a working Mac, this is the only method recommended for security and integrity. Downloading pre-made ISOs from random websites carries a high risk of malware.

Next, mount the image to your system:hdiutil attach /tmp/macOS.dmg -noverify -mountpoint /Volumes/macOS 3. Use 'createinstallmedia'

Once you have the legitimate Apple installer, you must convert it. This requires using the Terminal. Below is a general outline of the process used to create a CDR (which can be renamed to ISO):

Here is the advice you must follow: