Once the files have finished copying over, the drive should mount automatically.The process may indicate in excess of one hour, but in my experience, the process takes significantly less time to complete ( Figure I).Upon verifying that the fields are correct, click the Restore button and select Erase from the application, if prompted to do so ( Figure H).For Destination, drag and drop the partition created on the USB drive onto the textbox ( Figure G) Drag the BaseSystem.dmg over to the Source text box.Go back to Disk Utility and click on the newly formatted USB Drive in the menu, then click on the Restore tab.dmg file and locate the hidden BaseSystem.dmg ( Figure F) Navigate the file structure Contents | Shared Support and double-click the InstallESD.dmg file mount OS X Install ESD on the desktop ( Figure E).Right-click the file and select Show Package Contents ( Figure D)
#Dmg to usb mac os x#
Upon completion of the USB formatting, locate Install Mac OS X Mavericks.app (downloaded in step #1 to the Applications folder, by default).Launch the Terminal.app by selecting it from the /Applications | Utilities folder and execute the following command ( Figure C)*:.Click on the Options button, select the radio button for GUID Partition Table, and click OK ( Figure B).Select Mac OS Extended (Journaled) for the format-type from the drop-down menu ( Figure A).Click the drop-down menu, selecting 1 partition.Click on the USB drive from the left-hand menu and select the Partition tab.
#Dmg to usb how to#
In April, I wrote an article on TechRepublic about how to create a bootable USB to install OS X. Jesus Vigo goes over the steps to create a bootable USB to install OS X 10.9 (aka Mavericks). How to create a bootable USB to install OS X Mavericks