Step 1: You need to download macOS Sierra from the Apple support site then convert InstallOS.pkg file to Install macOS Sierra.app. Follow the steps below to run macOS Sierra on a virtual machine: We will install and run macOS Sierra on our virtual machine and then download to macOS High Sierra. If you want to use a free virtual machine, you can go ahead with VirtualBox. VirtualBox, VMware, and Parallel Desktop allow you to run an older macOS on your Mac. You can use a virtual machine to run an older macOS. The second option is create USB Bootable Installer to install macOS Sierra and then download High Sierra. We will download macOS Sierra and then use macOS Sierra to download macOS High Sierra. The first option is to use a virtual machine to download an older version of macOS. We will take a look at both of them in this tutorial so that you can decide which one will work the best for you. Step 2: On your Mac laptop, press the Power button and hold the Option key until the screen displaying bootable volume options appears.There are two ways to download macOS 10.13. Step 1: Plugin the bootable USB drive into the USB port of your Mac system.
Afterward, follow the on-screen instructions in the macOS installer window. Step 3: Choose the bootable USB drive and click the "Continue" option.
Step 2: Press and hold the Power button on your Mac until the Startup Option displaying bootable volumes appears on the screen. Step 1: Plugin the bootable USB flash drive into the USB port on your Mac system. Afterward, follow these instructions in sequence: For Mac with The M1 Apple Silicon Chip How to Boot the Mac Using the Created Bootable USB Drive?īefore booting your Mac system with a bootable USB drive, check whether you are using a Mac with an Apple Silicon chip or an Intel processor. Your bootable USB drive is all set, and you can use it to install macOS on any Mac system. Once the copying process is complete and Done appears in the Terminal panel, close the Terminal. Step 8: The Terminal will start copying the macOS installer file on your USB after formatting everything on it. You will see this message appear: "To continue we need to erase the volume at /Volume/Untitled," press Y and press Enter. Step 7: Afterward, type the Admin password and hit the "Enter/Return" key. Use a USB flash drive (or other removable media) as a startup disk from which to install macOS.
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