How to Clean Install Mac OS using a USB drive on Mac your Macbook is a very slow task if yous are already running a previous version of Mac OS X. You just require to download the novel OS Installer from the App Store together with subsequently that, it’s just like a normal installer setup. But the problem comes, when your Mac OS got corrupted and yous need to install a clean setup without having to access the App Store.

Arguably, Mac OS is a more than stable as well as reliable OS equally compared to Windows. It crashes less too gets fewer malware attacks equally compared to windows. Therefore at that place are very few documentations regarding clean installation for Mac OS relative to Windows Reinstallation.

In this tutorial, I would attempt to embrace upwards every bit much detail I could to assistance you lot Reinstall a Clean Mac OS on to your Macbook or iMac. I recommend y'all to function 16GB or higher USB drive. Also, brand sure to backup all your files as well as information earlier you lot initiate the setup.
How to Clean Install Mac OS using a USB drive on Mac
Step One: Download macOS Installer files
Download macOS Installer files
You tin download the Mac OS Installer file from App Store. Or, if you lot don’t discover the required OS on the App Store, so you lot tin can download the Mac OS Installer files from

Step Two: Formatting Your USB Flash Drive

You tin can make a kicking installer for macOS on Mac. If you are using a flash campaign that already has data, be sure to dorsum upwardly all important files as you lot are most to erase everything inwards an instant.

Open search engine. Go to Applications > Utilities together with open Disk Utility. You should see your flash campaign inward the External section of the left panel. After selecting it, click on the “Erase” button at the pinnacle.

Choose a descriptive refer (which y'all volition purpose afterward) together with live sure to pick out Mac OS Extended (Journaled) for this format. Finally, click on Erase as well as you volition be done with this pace.
Formatting Your USB Flash Drive

Formatting USB drive on Mac using Disk Utility

Step Three: Creating a Bootable USB Using DiskMaker X

DiskMaker X is a user-friendly too reliable software for creating a bootable macOS USB disk. You tin download DiskMaker X for gratis.

After Installing DiskMaker X, y'all require to modify safety permissions for the app to go without breaking.

Navigate to System Preferences > Security & Privacy > Privacy > Accessibility. To brand changes, click the lock icon at the bottom together with come in your credentials.

Then click on the Plus push, navigate to the Applications folder, select DiskMaker X, together with click open. DiskMaker X should directly appear on the list.
Creating a Bootable USB Using DiskMaker X
As soon every bit yous beginning DiskMaker X, you will live asked to confirm the download of the macOS installer.

The next message shows one of the advantages of DiskMaker X, every bit it is possible to make multiple installation disks. This way that yous can make multiple partitions on the USB cause as well as have dissimilar macOS installers for each sectionalisation.

If y'all prefer to create an installation disk, select “Erase all disk“. Finally, confirm that y'all want to delete the entire contents of the USB movement.
Erase all disk
DiskMaker will proceed to make the disk inwards the background as well as update it spell it industrial plant. After a few minutes, DiskMaker X will inform you that your startup disk is make and volition hand you around instructions on how to function it.

Step Four: Booting Your Mac From a USB Drive

Simply connect the USB campaign yous created to an open up USB port on your Mac. Turn on the system or restart it if it is already on. Immediately press and agree the Option (Alt) primal on the keyboard when it starts.
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You should straight off encounter an selection to pick out the USB crusade equally a kick disk. Once selected, the organization will commencement from the USB crusade as well as volition live directed to the macOS utility covert
Booting Your Mac From a USB Drive
That’sec it for the tutorial If you lot confront any issues or had whatsoever query then delight allow us know in the comment department below. You can likewise post us an electronic mail via the contact us page for personalized support.