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Make bootable high sierra usb terminal mac os#
Make bootable high sierra usb terminal install#

Nothing before sudo and nothing after volume. Sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia -volumeĬonfirm that nothing is highlighted other than that line. Don't triple-click the entire line and don't drag your cursor below the line: Select the following line by dragging your cursor from just prior to the word sudo to just past the word volume. Make the Finder's Applications window small enough so that you can see it, the Terminal window, and the USB drive icon, all at the same time.

Make bootable high sierra usb terminal install#

Also, the Install macOS High Sierra app must be present in your Mac's Applications folder, otherwise the pathname shown below won't be correct.

Its name isn't important because createinstallmedia will change it.

Make sure its icon is present on your Desktop.

Make bootable high sierra usb terminal mac os#

Format the USB installer as Mac OS Extended (Journaled) and GUID Partition Map.

To create a standalone installer on a USB flash drive or similar removable media, refer to the following instructions: Create a bootable installer for macOS - Apple Support. Perhaps you will notice something different than what you have been experiencing. The following is the procedure I use and illustrates what you should see when creating a "bootable installer". I recommend the following, which requires a minimum of typing thereby minimizing the opportunity for error.

Open your Mac's App Store to do that, because an installer obtained from someone or somewhere else will not work. The installer app itself may be corrupted, which will require deleting it and downloading the High Sierra installer again. Does your User Account have Administrator privileges?Īs long as the User Account you are using has Administrator privileges, I don't know why you would be experiencing trouble.