- HOW TO INSTALL OS X YOSEMITE ON MAC FROM USB UPDATE
- HOW TO INSTALL OS X YOSEMITE ON MAC FROM USB UPGRADE
The command differs, depending on the macOS version you're going to install. In the next step, you'll enter a command in Terminal. Choose 'Finder' then select 'Go' from the menu bar. Connect the USB flash drive to the computer you wish to install macOS. You can now get rid of your USB drive and enjoy your brand new, cleanly installed OS X Yosemite.Once you have your bootable installer ready, it's time to move to the next step.
You will eventually end up in a brand spanking new and clean Yosemite desktop, running off your hard disk. Let the installer install the OS on the hard drive and respond to all the prompts as needed.
Make sure you select the hard drive this time. Select the “erase” tab – use the default options of partition it as you prefer. From the left hand pane, select the internal hard drive. Running Recovery from the USB Drive will now actually allow you for format your internal hard drive. Step 5 – Format Your Hard Drive and Install Yosemite Remember, you will also see a “Recovery-10.10” drive on your internal drive as well. It’s typically displayed as orange external drive with a USB symbol on it. Select the “Recovery-10.10” on the USB drive. When the gray boot up screen appears, press and hold the “option” key to enter the Startup Manager. Step 4 – Restart To Recovery From USB Drive Important: Your computer is currently running off the USB drive, do not remove it. Let the installer install the OS on the USB Drive, respond to all the prompts as needed and wait till you get to a fresh Yosemite desktop. Make sure you select the USB Drive as the disk to install OS X on. Select the “erase” tab and erase it using the default options. From the left hand pane, select the USB Drive. Step 3 – Format USB Drive & Install Yosemite When the gray boot up screen appears, press and hold command+r to boot into Recovery. Click the Apple icon in the menu bar and select “Restart…”. Once the installation is complete and you’re looking at your new desktop, move to the next step. This should be a pretty standard and painless process. HOW TO INSTALL OS X YOSEMITE ON MAC FROM USB UPGRADE
Simply go ahead and upgrade your Mac to Yosemite through the App Store. Yes, we will take a step back to take two steps forward.
HOW TO INSTALL OS X YOSEMITE ON MAC FROM USB UPDATE
No tricks needed! Step 1 – Update to Yosemite! You can do all of this using standard options. This will allow you to then boot from the USB drive and make it possible for you to unmount your computer’s internal drive, format it and install Yosemite on it from the USB drive. Use the new Recovery Tool from your updated Mac to install Yosemite on a USB drive.
The strategy is to upgrade the OS on your computer as intended by Apple through the App Store. My Mac is constantly being backed up to a NAS device, hence I take this for granted, but this is an important step.
Important: Backup all the data that you need. Make sure you have a fast and, more importantly, a reliable internet connection. Make sure your Mac is connected to a power source. Time – I ended up watching two prime time show episodes while doing this!. A Mac that can actually upgrade to OS X Yosemite. A USB flash drive with at least 16 GB space. There is a much easier way using only standard options. Most guides out there to clean install the OS involve some command line gymnastics and tricks involving downloading the update and not running it etc. This has become harder as Apple has started to release their OS through the App Store as an update only. Whenever a new version of OS X is released, I use it as an excuse to rejuvenate my system by doing a clean install.
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