How to install Mac OS from a USB flash drive

Dear owners of devices "apple"company, this article is written specifically for you. If your operating system or mac-book has stopped loading the operating system, now you will learn how quickly and quickly you are installing the Mac OS from the flash drive. "Why with a flash drive?" - you ask. And everything is very simple.

Judge for yourself, it is fair to note thatthe era of DVDs and, especially, of CDs is living out its last days. Progress does not stand still. And since the time of these disks has passed, it's time to learn how to install Mac OS from a flash drive. Such a process has a number of obvious advantages. First, it happens much faster. Secondly, you no longer need to rummage in your cabinets and drawers, and also puzzle over where the installation disk has gone.

Everything is much simpler. Create for yourself an installation flash drive. Put it in a safe place to always know where it is, if necessary. Now I will describe in detail how Mac OS X is installed from a USB flash drive.

So, for this we need to performseveral conditions. First, you need a computer or laptop company "Apple" (ay-poppy or poppy-book). Without them, you definitely will not succeed. If you have something of this, then you will still have to get a removable flash drive (flash drive). Its size should not be less than eight gigabytes. Well, in order to install the Mac OS from the USB flash drive was successfully carried out, you will need to purchase the appropriate distribution of this system. If you have prepared all this, then you can proceed.

The first thing we do is transform oura flash drive in the boot. To do this, go to your distribution and find another file called "InstallESD.dmg". To do this, right-click on the Install Mac OS X Lion.app icon. Open the Contents directory, then SharedSupport, where you will see the file you are looking for. After that, you need to mount this disk image. To do this, just just double click on this file, the created image you will find on your desktop.

In order to install Mac OS from the USB flash drive couldbe implemented in this way, you need to do the right formatting. Insert the removable device into the port, and then open the disk utility that is in the appropriate folder. On the left, select your flash drive and click "Clear". Just do it carefully. Choosing the wrong device, you risk losing all information. As a file system, you must select Mac OS Extended. If you want, assign a name for this volume. Click "Clear" again.

When the procedure is completed, we will have a readyflash drive on which you need to restore the image you created earlier. In the same utility on the left, select your device again, just click "Restore" this time. Drag the installation image into the Source field, and into the other field, called Destination, the distribution. Check your actions and click "Restore".

That's basically it. Now you can load your device while holding down the options button. This will take you to the menu to select the desired boot disk. Is it possible to install Mac OS on a USB flash drive? Oh sure. But this is already a topic for a separate article.