

The macOS High Sierra download is relatively large at just over 5GB, so it may take some time to download depending on the speed of your Internet connection. When High Sierra is finally released, you’ll be able to find it linked in the sidebar of the Mac App Store homepage. The first step to create your own bootable macOS High Sierra USB installer is to download the app-based installer Apple provides via the Mac App Store. For the current beta, users will find High Sierra in their Purchased tab after registering their Mac. Step 2: On your Mac laptop, press the Power button and hold the Option key until the screen displaying bootable volume options appears.Step 1: Download macOS High Sierra from the Mac App Store 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.
