

Now we will make use of the bootable flash drive to perform a clean installation. Quit Terminal but keep your USB flash drive plugged in. Here’s how your Terminal should look like when the copying process is done. Note #1: It may seem like Terminal is idle or not responding after you hit Enter (most likely like the following screenshot), but that is perfectly normal. Sudo /Applications/Install\ OS\ X\ Mavericks.app/Contents/Resources/createinstallmedia -volume /Volumes/Untitled -applicationpath /Applications/Install\ OS\ X\ Mavericks.app -nointeraction This will copy Mavericks’ installation files into your USB flash drive. Launch Terminal, paste the following code in and hit Enter.Look for your flash drive’s name on the left panel, go to Erase tab, select “Mac OS Extended (Journaled)” format and click Erase.Plug in your USB flash drive, open Disk Utility.Note #2: The download may take from 30 minutes to few hours depending on your Internet connection.

Note #1: Login with your credentials may be required.
#OS X MAVERICKS ISO SIZE UPGRADE#
