After the process is complete, you will see the message "Done" at the bottom of the screen. The complete process will take around 15-20 minutes depending on the processing speed of your Mac. Step 8: The Terminal will display a set of commands and progress messages. After entering the command, just hit Enter or Return on your keyboard. Step 7: Do remember to enter the admin password for the Mac when prompted as the sudo command requires elevated privileges. The most common error is the missing double dashes at three places in the command (see screenshot below). Tip: Just ensure that the syntax is entered correctly as any typo could result in installation failure. "sudo /Applications/Install macOS Sierra.app/Contents/Resources/Ĭreateinstallmedia -volume /Volumes/Untitled -applicationpath /Applications/Install macOS Sierra.app -nointeraction &say Done" Type in the following command into the Terminal app and hit Enter: Step 6: You can now give the terminal command to install or copy setup files for creating bootable USB flash drive. Alternatively, use the Spotlight search to locate the app and launch it. Step 5: Wait until the flash drive is completely erased and then open the Terminal app, which can be found in the /Applications/Utilities folder. Define the format of the drive as OS X Extended and the scheme as GUID Partition Map. Step 4: Give a proper recognisable name for the flash drive and then we can use the same with Terminal commands. You can now format the flash drive by selecting it in the left-hand section within the Disk Utility app and then clicking the Erase button. Step 3: Connect the USB flash drive to your Mac and then open Disk Utility. ![]()
CLEAN INSTALL MAC OS SIERRA WITH USB SOFTWARENote: If you do not quit the automatic installer, you will end up upgrading your software from El Capitan or Yosemite to macOS Sierra and you will not get clean system files. Step 2: Wait until the installer has finished the setup and quit the install wizard as we need to create a fresh bootable USB drive for clean installation of macOS Sierra. If you are using the Mac software for the first time or do not have a downloaded version of OS X, then the Mac App Store will download the installer and guide you through the setup process. Step 1: Ensure that you have downloaded the necessary installation files for macOS Sierra 10.12 final via Mac App Store, before you proceed. CLEAN INSTALL MAC OS SIERRA WITH USB HOW TOHow to clean install macOS Sierra via bootable USB flash drive Here is the complete list of Macs that can run macOS Sierra:Īlso check out Apple's home page for upgrading to macOS Sierra to learn about the new features supported on different Mac models. ![]() List of macOS Sierra (v10.12) compatible Macs Consequently, prospective users are recommended to backup their important data including photos, video and personal documents, before proceeding with the installation process. It is a known fact that a clean install will wipe out all traces of user data from the system. CLEAN INSTALL MAC OS SIERRA WITH USB UPDATEThose who have already tried the normal upgrade method and faced problems after the update process are advised to perform a clean installation of macOS Sierra. The final build of macOS Sierra update represents the first iteration of Apple's rebranded desktop OS for public consumption, after the company decided to change the moniker from 'Mac OS X' to just 'macOS' to garner public interest at the Worldwide Developers Conference. CLEAN INSTALL MAC OS SIERRA WITH USB FOR MACThe new Mac update brings several novel features including Auto Unlock with Apple Watch, Universal Clipboard, Desktop and Documents Sync, Picture in Picture mode, customised version of Siri (voice assistant) for Mac and more. Apple has finally released the highly-anticipated macOS Sierra v10.12 update, following its official announcement at the Worldwide Developers Conference in June.
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