Copy mac os x lion to usb

Switch to Finder and paste the file to your Desktop. Paste this -- do not drag it. Doing so endangers the installation application. Open the Applications folder in Finder and locate the Utilities folder. Double-click to open it. Double-click the Disk Utility icon to open it. Move the ESDInstall. Drop it into the left-most windowpane inside of Disk Utility. Click on the Restore tab. Now insert your blank USB drive.

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Once it appears on the Finder desktop, move its icon to the Disk Utility window. Drop it onto the Destination. If you are prompted for your user ID and password, enter them and hit OK. This starts the copying process. The process copies the InstallESD. You're done.

Keep the drive in a safe place.

How to clone OS X Lion and Mountain Lion to a USB drive

You never know when you'll need to do a fresh install. Use this disk to boot any OS X Install OS X Lion Nice job. IT Strategy. Digital Business. Project Management. Programming Languages. Enterprise Applications.

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Creating a Bootable Flash Drive With OS X Lion

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How To Create an OS X 10.7 USB Install Drive

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How to create Mac OS X bootable USB installation media

Wireless Infrastructure. Cloud Infrastructure. Careers and Certifications. This may take a minute or two. Plug in the flash drive into your Mac and launch the Disk Utility application. You can do it quickly by searching via Spotlight. This will remove everything in the flash drive. Keep a backup of the files within if you still need them, then come back to this section. Once the flash drive is formatted, re-select the formatted USB drive from the left menu, and click the Restore tab. Do the following steps carefully:. First, a reboot! Then, select the Mac OS X on the right.

Click the Erase button button and everything including files, applications, settings, etc in your Mac will be completely deleted. Do this with caution as there will be no way for recovery from this point onwards. This time, select Reinstall OS X , the second option from the list. Please enable JavaScript in your browser to enjoy a better experience.

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