This will install the version of OS X that came originally with the computer (10.7.4.) You may then upgrade it back to Mavericks by re-downloading the Mavericks installer from the App Store. If possible because it is three times faster than wireless. Note : You will need an active Internet connection. Be sure to select the correct drive to use if you have more than one. Mavericks : Select Reinstall Lion/Mountain Lion, Mavericks and click on the Install button. Changes to the way OneDrive syncs files and folders on Mac has caused upset among users of the cloud storage service, following Microsofts rollout last month of a new 'Files On-Demand Experience. Set the format type to Mac OS Extended (Journaled.) Click on the Partition button and wait until the process has completed. Choose the startup disk that you want to use (It’s usually labeled as Macintosh HD). Select Disk Utility from the Utilities window. Hold the Command and R keys down for a few seconds until the Utilities window appears. Click on the Options button, set the partition scheme to GUID then click on the OK button. Going back, to reformat your MacBook Pro, Restart your computer. Under the Volume Scheme heading set the number of partitions from the drop down menu to one. Click on the Partition tab in the DU main window.ģ. After DU loads select your external hard drive (this is the entry with the mfgr.'s ID and size) from the left side list. Select Disk Utility from the main menu and click on the Continue button.Ģ. Wait patiently - 15-20 minutes - until the Recovery main menu appears.ġ. Restart the computer and after the chime press and hold down the COMMAND-OPTION- R keys until a globe appears on the screen. Hold down the Command and R keys on the keyboard and turn on the Mac. Install Mavericks, Lion/Mountain Lion Using Internet Recoveryīe sure you backup your files to an external drive or second internal drive because the following procedure will remove everything from the hard drive. How to reset a MacBook Air or MacBook Pro.

How to reformat macbook pro to onedrive