bellalobi.blogg.se - Macos mojave usb boot

#Macos mojave usb boot how to#
#Macos mojave usb boot install#
#Macos mojave usb boot software#
#Macos mojave usb boot mac#
#Macos mojave usb boot windows#

Erasing the whole physical drive is critical since external drives come from the factory partitioned & formatted for use with Windows and may not be compatible with macOS until the whole physical drive has been properly erased using Disk Utility. Then and only then select the "Reinstall macOS" option and select the external drive. You may need to click "View" within Disk Utility and select "Show All Devices" so that the physical drive appears on the left pane of Disk Utility.

#Macos mojave usb boot install#

When it asks you where you want to install macOS Mojave you can selectĮach time you boot the macOS installer make sure to launch Disk Utility and erase the whole physical external drive as GUID partition and MacOS Extended (Journaled). The installation procedure will start up. If you have the Install macOS Mojave.app on your macs internal drive then you can simply double-click on that, It is not entirely necessary for you to create a bootable USB installer. Why don't you try using the Apple instructions linked to earlier and create another USB flash drive installer.

If you are not doing anything wrong then why is it not working. I have just made two USB flash drive installers one using Apple instructions as described above and one using Install Disk Creator (which is just a pretty UI for the Apple Terminal instructions), managed to install Mojave from both without error I have a working installer (2 versions, actually), the problem seems to be something else. The USB flash drive installer I have created works fine, and when I boot into Recovery Mode and use that installer, the same thing happens. The Disk will be named afterĪt one stage you will be asked where you want to install Mojave to, Highlight the Disk not any of the indented Volumes. Open Disk Utility, click View in the menubar and select Show All Devices. In a minute or two you will see the Startup Manager

#Macos mojave usb boot mac#

Restart your mac while pressing the option/ alt key, The process is finished when the $ prompt returns. Leave it alone the process can take 30-45 minutes so be patient. Sudo /Applications/Install\ macOS\ Mojave.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolumeĪfter a flurry of activity Terminal will fall silent and look like it is doing nothing Put the copy of the Install macOS Mojave.app in your Applications folder.Ĭopy and paste the command below into Terminal. The USB should be plugged directly into the mac. Use a USB flash drive minimum 16GBs in size renamed as MyVolume.

#Macos mojave usb boot how to#

How to create a bootable installer for macOS – Apple Support (UK) Instead of using Install Disk Creator use Apples instructions. In addition, I also used the same steps to try to create a bootable installation drive using a 500 GB hard drive, but it doesn't appear upon option/startup either. I would have thought that the process of creating a bootable drive would add a set of system and user folders to the drive as well. In either case, the drive does not show up when I restart and hold down the Option key, nor does it show up in System Preferences/Startup Disk.Īfter creating the bootable drive, the only file on the drive is "Install macOS Mojave." This file appears to be identical (exact same # of bytes) as the "Install macOS Mojave" app that I downloaded from Apple into my Applications folder, in other words, the process appears to have simply copied the installer.

#Macos mojave usb boot software#

I created the drive in two ways, using the terminal commands given here, as well as by using the "Install Disk Creator" software package. I formatted the 16 GB drive using Mac Extended (Journaled) with a GUID partition.

You can now quit Terminal and eject the volume.Cannot boot to Mojave bootable USB installer I am trying to make a bootable USB drive installer for Mojave.

When Terminal says that it's done, the volume will have the same name as the installer you downloaded, such as Install macOS Ventura.

After the volume is erased, you may see an alert that Terminal would like to access files on a removable volume.

Terminal shows the progress as the volume is erased.

When prompted, type Y to confirm that you want to erase the volume, then press Return.

Terminal doesn't show any characters as you type.

When prompted, type your administrator password.

If the volume has a different name, replace MyVolume in the command with the name of your volume. Each command assumes that the installer is in your Applications folder, and MyVolume is the name of the USB flash drive or other volume you're using.

Type or paste one of the commands below into Terminal, then press Return to enter the command.

Open Terminal, which is in the Utilities folder of your Applications folder.

Plug in the USB flash drive or other volume that you're using for the bootable installer.