With Bootcamp, it's partition is named BOOTCAMP, don't select or the primary media, just your partition with OS X on it. Go to and sign into Apple ID A > Choose each option to preview and select the contents you need > Save them to computer. If the 750.16 GB TOSHIBA "media" is selected and erased, both partitions are gone. Selecting either the Macintosh HD or Macintosh HD 2 is selecting a partition on the 750.16 TOSHIBA "media" The trick between 2 and 3 methods is making sure of what your selecting in Disk Utility on the left side. Step 2 After the command key holding step, you will see a MacOS Utilities menu appearing on your screen. Now, as soon the reboot process of your Mac completes and it Restarts, press and hold the Command + R keys for a while. Step 5: Wait till the MacBook is completely reset and then go back to the Disk Utility’s main window.
HOW TO RESET MY MACBOOK AIR WITHOUT LOSING DATA MAC OS
Step 4: Select the format as MAC OS Extended (Journaled) and click on Erase. Step 2: Select Disk Utility and click on Continue. Well there are three ways to go about it.ġ: Simply reinstall OS X on top of the installed version and Software Updating until clear, this method keeps your files and most third party programs intact, unless those third party programs have "hooks" into OS X, which will get kicked out.Ģ: Erase just OS X partition and reinstall OS X again, this wipes out all user files and programs, it leaves other partitions alone, like your Bootcamp partition.ģ: Complete drive wipe of all partitions, all data, everything and reformat Step 1 At first, go to the Apple Menu on your MacBook Air, and click on Restart to initiate the Reboot process. Step 1: Hold the Command + R keys until the MacBook’s utility window hasn’t opened.