1/7/2024 0 Comments Format os x mavericksWhen you launch Terminal, a text window will open with a line already in it, ending either in a dollar sign ($) or a percent sign (%). If you can't satisfy yourself that these instructions are safe, don't follow them. If you question the safety of the procedure suggested here - which you should - search this site for other discussions in which it’s been followed without any report of damage. However, you need to be cautious about running any program at the behest of a stranger on a public message board. It does nothing but produce human-readable output. If it only boots in safe mode, proceed anyway.īelow are instructions to run a UNIX shell script. If the system is now running in safe mode and is bootable in normal mode, reboot as usual. Preferably, these steps should be taken while booted in “normal” mode. You may have started the computer in "safe" mode. The sequence is: copy, paste, paste again. Then paste some other text, which will have been copied automatically, back into a reply on this page. Here's a brief summary: Copy a line of text from this web page into a window in another application. The procedure will help to identify which such modifications you've installed, as well as some other aspects of the state of the system that may be pertinent. By a “system modification,” I mean software that affects the operation of other software - potentially for the worse. Third-party system modifications are a common cause of usability problems. There are ways to back up a computer that isn't fully functional. The backup is necessary on principle, not because of anything suggested in this comment. It changes nothing, for better or worse, and therefore will not, in itself, solve your problem. While your Mac is restarting hold down the “alt” key on the keyboard and select the USB drive.If you don't already have a current backup, back up all data before doing anything else. Open System Preferences -> Startup Disk -> Select the USB drive -> Click the “Restart” button.Ģ. Now there are two ways of booting into the USB.ġ. Leave it alone and let it do its things.Ĭongratulations you just created a working Mavericks install USB drive! This process can take a while since it’s coping gigabytes of data over. Once the process starts you will see this in Terminal: Since the above command uses the sudo atritubute you will be required to enter your password to start the process. Sudo /Applications/Install OS X Mavericks.app/Contents/Resources/createinstallmedia -volume /Volumes/Untitled -applicationpath /Applications/Install OS X Mavericks.app -nointeraction Simply copy and paste this into Terminal and press the Enter key on your keyboard: Terminal can be found in the Applications/Utilities folder. Now that the USB drive is properly formatted we can run the Terminal command that will take care of the rest. One important note about Step 5, this will erase everything that is currently on your USB drive. As for the name, leave it as “Untitled”.Make sure the Format is set to Mac OS Extended (Journaled).Select the USB Flash drive from the sidebar in Disk Utility.To format the USB drive open Disk Utility (located in Applications/Utilities). Plug the drive in into your Mac. Here’s link to it: OS X MavericksĬreating a bootable USB drive for Mavericks requires a USB drive with at least 8GB of available space.īefore we can restore Mavericks onto the USB Flash drive, the drive has to be properly formatted. This post will go through another method that utilizes a single Terminal Command.įirst things first, you need to download OS X Mavericks. In a previous post I went through the lengthy method of creating a bootable USB Flash drive that could be used to install OS X Mavericks as well as a really simple solution that involves using an application called DiskMaker X.
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