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Note, the characters you type aren’t displayed in the Terminal windowĦ. You’ll be prompted to type your login and password. Sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia -volume /Volumes/HighSierraĤ. Copy and paste the following command into the Terminal window: Launch Terminal (navigate to Applications → Utilities and open the Terminal app)ģ. Connect the HighSierra USB drive to your MacĢ. To create a bootable macOS High Sierra USB installer:ġ. Once you have the external drive or USB and the High Sierra installer ready, use the Terminal app to create a boot disk. Create a bootable High Sierra installer with Terminal
#Macos high sierra download usb stick how to#
Note: Advanced steps mentioned below are intended for system administrators and experienced macOS users who know how to use the Terminal command line. Change the name of your drive to HighSierra. The system will automatically reformat the drive to make it compatible with a Mac. While an SSD would be a great option to create a bootable macOS High Sierra installer, a 16GB USB drive is enough as well. What’s next? Get an external drive you want to save the installer on. Alternatively, use this link to get the installation file.In this case, navigate to Purchased in the App Store and find the installer in the list If you’ve already upgraded to High Sierra, the installer is automatically removed from that location.Note, when the installer is fully downloaded it will automatically launch so make sure to quit it
#Macos high sierra download usb stick install#
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That’s it, let Time Machine back up your filesįor a more detailed guide, check out our article on how to back up your Mac using Time Machine.
Therefore, Time Machine will ask for your permission to reformat your external hard driveħ.
A window will pop up asking if you want this disk to be your backup destinationĦ. Click on Select Disk and choose your external driveĥ. In the left side of the pop-up window toggle the switch from OFF to ONĤ. Go to System Preferences → Time Machineģ. One of the easiest ways to clean your Mac is to use an app such as MacKeeper that will easily and quickly delete all useless and duplicated files while keeping the useful stuff intact.Īfter cleaning your Mac, it’s time to back up your important files.Ģ. Therefore, you have to delete all this junk before backing up your data. Obviously, you don’t want to install a new macOS and have tons of junk files and unused apps. Why? Well, your Mac might get slow due to system junk and other unneeded files. Back up your dataīefore backing up your data it’s always a good idea to clean your Mac first.
Installing macOS the clean way (using a non-startup drive).Creating a bootable USB using the Terminal.Requirements to create macOS High Sierra bootable USB drive.It’s not hard at all, and in this article, we will guide you through: It makes sense to create a bootable USB flash drive to install the High Sierra operating system if you want to quickly install it on several Macs without having to download the installer each time. The app will help you delete junk, duplicates, and unnecessary apps in a couple of clicks.
#Macos high sierra download usb stick free#
MacKeeper allows you to free up necessary gigabytes easily. Please note that before installing any system, you need to ensure there is sufficient space on your Mac.