Download Mac OS X Yosemite. The OS X Yosemite 10.10.5 update improves the stability, compatibility, and security of your Mac, and is recommended for all users.
Just as you could before, you can boot into Yosemite’s Recovery partition by holding down Command-R at startup, and in the OS X Utilities window that eventually appears, click Reinstall OS X,.
Download Mac OS X Yosemite 10.10.3 latest free latest standalone offline bootable DMG image. The MacOS X Yosemite 10.10 is a very powerful operating system for Macintosh with better stability, security, and compatibility features.
OS X Yosemite final version is available to download from App Store. Download and update it from OS X App Store or create a Bootable installer drive so you can easily use this installer USB drive to clean install OS X Yosemite or to install OS X 10.10 on multiple computer without downloading again and again on different computers. There a re few requirement before start following this guide.
See also: Dual Boot OS X Yosemite and OS X Mavericks
Apple released the new Mac OS X 10.10 Yosemite in the Mac App Store for everyone to download and install for free on October 16th, 2014, but downloading a 5+ GB file for each of your computers will take some serious time. The best thing to do is download it once and create a bootable install USB drive from the file for all of your Macs.
Requirements
Check, Is your Mac capable to run OS X Yosemite?
You need a 8 GB or higher capacity USB drive or a external hard disk.
Save data from your USB or Hard disk drive because we need o format it.
OS X Yosemite.app installer file.
Prepare USB Drive for OS X Yosmite
First we need to format USB drive using built-in tool Disk Utility. Run Disk Utility tool from Applications > Utilities.
Here on Disk Utility interface,
Select USB drive from left-side.
Click the Partition Tab.
Click Partition Layout drop-down and select “1 Partition” option.
Enter the partition name “osxyosemite” and select “Mac OS Extended (Journaled)” from Format drop-down menu.
Click the Options button
Select “GUID partition Table” and click the OK button and then hit Apply and create a partition. This will take some time to format and create a new partition.
Make OS X Yosemite Installer USB Drive
Download “Install OS X Yosemite.app” from App Store, its a big download so make sure you have a good internet download speed.
Once downloaded the setup this will start the installer automatically so quit the installer setup.
Open Applications folder and confirm the “Install OS X Yosemite.app” file is available there.
Burn OS X Yosemite on USB
To start the making bootable USB drive you need to open Mac Terminal. Press CMD+Space from keyboard, find and run Terminal app.
Once Terminal is running, copy and paste the following command in Terminal and hit the Enter key to execute the command. Here you may need to enter the admin password, If prompted for the password enter the administrator password and hit Enter key.
This will start making OS X Yosemite installer USB Drive and will take about 20 minuets, so be patient and don’t remove the drive from computer and also stop doing any other task while making installer USB.
Pubg for windows 64 bit. Once you see Done message on Terminal window, you are good to go and install fresh OS X Yosemite or even use this bootable installer USB drive on different computer to install OS X Yosemite.
Boot from USB Drive
To boot form USB drive you need to reboot you Mac and press Option key while rebooting on start-up. You will see options to select drive to boot from.
Related Content
One of the most awaited Operating System of 2014 i.e. Mac Yosemite is now available for use. Apple has recently released the beta version of the latest Yosemite OS with new and advanced features. Who wouldn’t like to try this latest version? Every Mac user would love it! You can easily work with and get familiar with all features of this new Yosemite that too without disturbing the already running Mac installation in simple steps. Thunderbolt ssd drive. Yes! you can achieve this by just creating a bootable USB flash drive with Yosemite and then connecting it to the Mac desktop or laptop to install Yosemite from USB securely.
It’s just a few simple step procedure and within minutes you can create Yosemite bootable USB. The process involves two stages – creation of bootable USB flash drive and then installation procedure. Below is the complete step-by-step procedure to achieve this, just read on…
Stage 1: Create Bootable USB Flash Drive
First connect your USB drive to the Mac computer and launch Disk Utility tool. Now select drive indicating USB flash drive (select the USB drive you want to make the bootable installer) from the available drives list
Then just click on the “Erase” tab and format the drive as “Mac OS Extended (Journaled)”
Then just click on “Erase” and confirm the selection
Go to “Partition” tab and under ‘Partition Layout’ section click on the pull-down menu and change the layout to “1 Partition” from “Current”
Change the partition name from “Untitled 1” to “Untitled” and then click on “Options” button
Choose the partition scheme as “GUID Partition Table” and select “OK”
Once done click on “Apply” to confirm the creation of the partition
After the partition is successfully created download the Macintosh OS X 10.10 Yosemite installer from Mac App Store, once done quit the installer and set the downloaded file's name to Install OS X Yosemite app.
After completion, launch the Terminal app (located in Applications/Utilities) and type or copy - paste the following command, and then hit Enter:
sudo /Applications/Install OS X Yosemite.app/Contents/Resources/createinstallmedia --volume /Volumes/Untitled --applicationpath /Applications/Install OS X Yosemite.app –nointeraction
Installer Os X Yosemite App Store Fix
Once done Quit the Disk Utility; With this your OS X Yosemite bootable USB flash drive will be ready for use and you can start the clean installation process.
Stage 2: Clean Install OS X Yosemite on Your Mac
Now, connect the bootable USB flash drive into your Mac and restart the computer, once the start-up chime plays, just press the Option key (Alt).
On the start-up drive selection screen choose the USB drive and hit Enter / Return on the keyboard.
The process might take few minutes, just wait until the Yosemite installer appears on screen
Once it appears, click on Disk Utility and then hit Continue.
From the left hand-side pane of the Mac, find and click on Macintosh HD and then on the top-right portion hit Erase tab. Select default values for all options and then hit Erase button at the bottom right; by doing this all files stored on the startup hard drive will be wiped off.
After completion of the erasing process just return to the first screen and click on Install OS X and then hit Continue.
Now, select the Macintosh HD partition that was erased in step 5 and then click Install
Installer Os X Yosemite Application
By following all the above steps correctly, your computer will now boot into the newly installed OS X Yosemite, and you could just enjoy all its stunning new UI and advanced features. However, before performing the process make sure you have proper data backup, as there are chances of losing your data due to interruption or by selecting improper option. In such cases Remo Recover software could help you to perform Mac lost data recovery in just few minutes.