Make Boot Usb On Pc Mac Still Refuses
Make Boot Usb On Pc Password After Selection

Apple hardware considerations There are a few additional considerations when booting the USB stick on Apple hardware.

This is because Apples Startup Manager, summoned by holding the Optionalt () key when booting, wont detect the USB stick without a specific partition table and layout.

After downloading this and clicking to mount the package, Etcher can either be run in-place or dragged into your Applications folder.

By default, recent versions of macOS block the running of applications from unidentified developers.

To side-step this issue, enable App Store and identified developers in the Security Privacy pane of System Preferences.

If you are still warned against running the application, click Open Anyway in the same pane.

You will be warned if the storage space is too small for your selected ISO.

Make Boot Usb On Pc Password After Selection

As with Disk Utility, Etcher needs low-level access to your storage hardware and will ask for your password after selection.

The Flash stage of the process will show progress, writing speed and an estimated duration until completion.

This will be followed by a validation stage that will ensure the contents of the USB device are identical to the source image.

When everything has finished, Etcher will declare the process a success.

Congratulations You now have Ubuntu on a USB stick, bootable and ready to go.

Warning: After the write process has completed, macOS may inform you that The disk you inserted was not readable by this computer.

This will launch Apples Startup Manager which shows bootable devices connected to the machine.

Your USB stick should appear as goldyellow and labelled EFI Boot.

Selecting this will lead you to the standard Ubuntu boot menu.

Make Boot Usb On Pc Mac Still Refuses

Finding help If your Mac still refuses to boot off your USB stick you may find it easier to boot and install off an Ubuntu DVD instead.

Alternatively, if you feel confident using the macOS command line, see the community documentation on How to install Ubuntu on MacBook using USB Stick for a more manual approach.

If you want to install Ubuntu, follow our install Ubuntu desktop tutorial.

Make Boot Usb On Pc For Mac