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1. #Format usb for mac reinstall yosemite how to#
2. #Format usb for mac reinstall yosemite for mac os#
3. #Format usb for mac reinstall yosemite mac osx#
4. #Format usb for mac reinstall yosemite mac os#
5. #Format usb for mac reinstall yosemite update#

You should now see an option to select the USB drive as a boot disk. Immediately press and hold the Option (Alt) key on the keyboard when it starts. Turn on the system or restart it if it is already on. Simply connect the USB drive you created to an open USB port on your Mac. Step Four: Booting Your Mac From a USB Drive

#Format usb for mac reinstall yosemite how to#

After a few minutes, DiskMaker X will inform you that your startup disk is ready and will give you some instructions on how to use it.

#Format usb for mac reinstall yosemite update#

Finally, confirm that you want to delete the entire contents of the USB drive.ĭiskMaker will continue to create the disk in the background and update it while it works. If you prefer to create an installation disk, select ' Erase all disk'. This means that you can create multiple partitions on the USB drive and have different macOS installers for each partition. The following message shows one of the advantages of DiskMaker X, as it is possible to create multiple installation disks.

#Format usb for mac reinstall yosemite mac os#

How To Install Mac Os Yosemite From Usb BootableĪs soon as you start DiskMaker X, you will be asked to confirm the download of the macOS installer.

DiskMaker X should now appear on the list. Then click on the Plus button, navigate to the Applications folder, select DiskMaker X, and click open. To make changes, click the lock icon at the bottom and enter your credentials. Navigate to System Preferences > Security & Privacy > Privacy > Accessibility. You can download DiskMaker X for free.Īfter Installing DiskMaker X, you need to change security permissions for the app to work without breaking.

Step Three: Creating a Bootable USB Using DiskMaker XĭiskMaker X is a user-friendly and reliable software for creating a bootable macOS USB disk. Finally, click on Erase and you will be done with this step. After selecting it, click on the ' Erase' button at the top.Ĭhoose a descriptive name (which you will use later) and be sure to select Mac OS Extended (Journaled) for this format. You should see your flash drive in the External section of the left panel. Go to Applications > Utilities and open Disk Utility. If you are using a flash drive that already has data, be sure to back up all important files as you are about to erase everything in an instant. You can create a boot installer for macOS on Mac. Step Two: Formatting Your USB Flash Drive Or, if you don't find the required OS on the App Store, then you can download the Mac OS Installer files from ISORIVER. You can download the Mac OS Installer file from App Store. Alternatively, you can also use the Startup Manager to select your boot drive when you start macOS. Your Mac will reboot from the USB instead of your default startup disk. Set your bootable USB as your startup disk for the next boot in 'Apple Menu - System Preferences - Startup Disk,' then click 'Restart' to reboot your Mac. After about 6 hours of downloading (sorry slow connection), i found the big yosemite install file sitting in my app folder. So that made me to download Macosx Yosemite about 5GB to my old macbook laptop running snow leopard 10.6.

#Format usb for mac reinstall yosemite mac osx#

All i had to think was how can install fresh mac osx from my usb stick. Also, make sure to backup all your files and data before you initiate the setup.Ĭonnect the USB drive to the Mac and launch Disk Utility, then select that USB drive from the left side drive list (be sure you select the USB drive you want to make the bootable installer from) Click on the 'Erase' tab and format the drive as 'Mac OS Extended (Journaled)', then choose 'Erase' and confirm. I recommend you to use 16GB or higher USB drive. In this tutorial, I would try to cover up as much detail I could to help you Reinstall a Clean Mac OS on to your Macbook or iMac.

#Format usb for mac reinstall yosemite for mac os#

Therefore there are very few documentations regarding clean installation for Mac OS relative to Windows Reinstallation. It crashes less and gets fewer malware attacks as compared to windows. Arguably, Mac OS is a more stable and reliable OS as compared to Windows.

But the problem comes, when your Mac OS got corrupted and you need to install a clean setup without having to access the App Store. You just need to download the new OS Installer from the App Store and after that, it's just like a normal installer setup. Upgrading your Macbook is a very easy task if you are already running a previous version of Mac OS X.