With a bootable Ubuntu USB stick, you can:

How to Make a MacOS Mojave Installer USB Boot Drive. Remember that creating a bootable MacOS Mojave USB installer drive will erase all data on the destination USB flash drive or volume, this is necessary in order for it to become the bootable installer disk. Building a macOS Mojave bootable install drive is relatively simple, here are the steps. Rufus won't make a bootable USB compatible with Mac as it cannot interpret the boot loader (at least not in Mavericks and up). Fat32 can't handle the 5+GB Mavericks image either. Not say you didn't get an older version to work, however, just to keep others from wasting their time.

• Install or upgrade Ubuntu, even on a Mac
• Test out the Ubuntu desktop experience without touching your PC configuration
• Boot into Ubuntu on a borrowed machine or from an internet cafe
• Use tools installed by default on the USB stick to repair or fix a broken configuration

Make Usb Bootable Osx

Creating a bootable USB stick is very simple, especially if you’re going to use the USB stick with a generic Windows or Linux PC. We’re going to cover the process in the next few steps.

Mac Make Bootable Usb Ubuntu

Apple hardware considerations

Osx Make Bootable Usb Drive

There are a few additional considerations when booting the USB stick on Apple hardware. This is because Apple’s ‘Startup Manager’, summoned by holding the Option/alt (⌥) key when booting, won’t detect the USB stick without a specific partition table and layout. We’ll cover this in a later step.