#Usb Er Install On A#

Usb Er Install On A

First, right-click the USB drive in Disk Utility and click Erase. Format your USB drive as Mac OS Extended (Journaled) and choose the GUID Partition Map scheme.Open Disk Utility (you can find in the вЂњ UtilitiesвЂќ folder of your вЂњ ApplicationsвЂќ folder, or you can use Spotlight to find it).A bootable ISO or bootable USB can be made from this installer. WhatвЂ™s needed for a clean install on a Mac A backup of the disk before itвЂ™s erased. Two options are to use Duplicate (a free utility which can copy and paste an entire bootable volume), or Mac Backup Guru (a paid, fully featured backup utility with unique incremental backups capability) for that.

If your USB drive has a different name, replace FlashInstaller in the command with the name of your USB drive. Therefore, make sure there is nothing important on your flash drive before you continue with the following steps.Step 3 Check the Name of Your Flash DriveThe following command is to create a bootable copy of Mac OS installer on a USB drive named FlashInstaller. In fact, USB drives with larger storage, like 32 GB to 64 GB, tend to show better performance.IMPORTANT: The contents of the drive will be erased after creating a bootable installer drive. If you need to create a bootable USB drive of macOS High Sierra, 16 GB USB flash drive is suggested. To download the installer of macOS Sierra, go to Apple Support.Note: After downloading the Mac OS installer, do not install the OS but quit the installer.Step 2 Get A USB Drive with Sufficient StorageYou should have a USB drive with at least 8 GB of storage and insert the USB drive into your Mac.

Modify the copy of the OS Install ESD image to make it boot successfully.Do you have other question about making a bootable USB drive for macOS or Mac OS X? Leave your comment below. Use Disk Utility's Restore feature to create a copy of the OS Install ESD image.

Usb Installer For Mac Os