

Format – select “OS X Extended (Journaled)” as the drive format.If you are going to use another name, you will have to make changes to the commands in the steps below. Name – enter “macOSInstaller” (without quotes) as the name.Select the following options in the format menu: Select your USB drive from the pane on the left.Ĥ.

Open Disk Utility on your Mac from Spotlight or by navigating to “Applications -> Utilities -> Disk Utility.”Ģ. The first step to take before creating a bootable installer is to format your disk and change the drive format to “OS Extended.” You can do this with the following steps:ġ. In that case, use our third method detailed below to download and create a Mojave-bootable installer. Note: if you’re looking to create a bootable disk on a Mac that already has macOS Mojave installed, you may not be able to download the installer using the App Store, since macOS Mojave introduced software updates directly from System Preferences. Once completed, quit the installer, and you should have the complete installer in your Applications folder. If the incomplete 22MB installer is downloaded, simply launch the installer – it should continue to complete the download. The installer will be downloaded into the “/Applications” folder where you can check the file size by right-clicking on the file, then clicking on “Get Info.” You’ll see the file size in the right corner like in the image below. The installer is around 5.8GB in size, so you’ll need a fast Internet connection or some patience while it downloads.ĭepending on your system, the App Store may either download the complete installer (6GB) or may download an incomplete installer (22MB). This can be downloaded directly from the Mac App Store. The macOS Mojave Installer file will be required as well. It’s preferred that the flash drive be USB 3.0 to speed up the writing and installation process.Ģ. The first thing you’ll require for this guide is a 8GB (or larger) USB flash drive. Follow the steps below to create a macOS bootable installer. Creating a bootable installer is very easy, and there are a variety of methods to do so.
