zsh: command not found: mkfs on macOS

Question

Hi i entered it in terminal macOS

dd if=/dev/zero of=img.1440 bs=1k count=1440
mkfs img.1440

And got this error

zsh: command not found: mkfs

Answer 1

mkfs is a Linux command, but if you have Homebrew installed, you can install e2fsprogs :

brew install e2fsprogs

Then run mkfs.ext3 :

$(brew --prefix e2fsprogs)/sbin/mkfs.ext3 img.1440