The machine came with OS X Lion pre-installed, and has been upgraded up to El Capitan while I used it. 1.This Apple OS X Mountain Lion Updater is recommended for all 13' MacBook Pro with Retina Display, 21.5' iMac (Late 2012) and Mac mini (Late 2012) systems.It includes all features and updates from OS X 10.8.2 Mountain Lion plus system-specific enhancements and fixes for Late 2012 systems. I'm trying to reinstall OS X (Lion, or higher - which version doesn't matter to me right now) on a Macbook Air, 11-inch, Late 2010 model. Users of Mac-mini with non Apple keyboard: I cannot guaranty you will be able to get in to single user mode.

This has left users with many questions regarding performing installation and reinstallation tasks that would have, in the past, required the. Reboot your system and immediately after Mac startup sound press and hold following combination: ⌘+S With the release of the OS X Lion operating system for Mac computers, Apple ceased traditional distribution of physical retail discs and instead offered the OS as a download via the Mac App Store. You will need to start your mac in Single User mode to clean disk and system. Download Mac OS X 10.7 Lion is available for older systems that are not compatible with the latest version of macOS and requires the following: Mac computer with an Intel Core 2 Duo, Core i3, Core i5, Core i7, or Xeon processor OS X Snow Leopard 10.6.6 or later or OS X Lion 10. Open your iTunes and go to Store and click on the “Deauthorize This computer…” then if you have Audible account go to Advanced and “ Deauthorize Audible Account…” Operating System Apple OS X 10. MacBook Pro (Mid/Late 2007 or newer) MacBook Air (Late 2008 or newer) Mac mini (Early 2009 or newer) Mac Pro (Early 2008 or newer) Xserve (Early 2009) Any Mac that shipped with Mac OS X Mavericks or later will not be compatible with this installer. One of the important thing which you need to do – deauthorizing a computer. This client purchased latest Retina MBP and want to sell old one. Recently I have a client which asked me to reset his MBP to factory default. REQUIRED USER LEVEL: USER WITH ADVANCED KNOWLEDGE OF THE MAC OS X AND SELL ! Mountain Lion, Maverick, or Yosemite Apple computer can update to OS. Hardware requirements : MacBook (early 2015)/ MacBook (late 2008 Aluminum or early 2009 or newer)/ MacBook Pro (Mid or late 2007 or newer. I TAKE NO RESPONSIBILITY FOR ACCIDENTAL LOST OF DATA.īACKUP IF DOING THIS WHERE THERE IS DATA ON THE DRIVE NEEDED TO BE SAVED Download El Capitan Mac OS X 10.11 install on compatible devices such as iMac, Mac book, Mac Pro, Mac mini, Mac Book Retina Models. How to reset Mac OS X Lion/Mountain Lion to Factory DefaultĪlways make a fresh backup before you will get under the hood of your MAC! BE VERY CAREFUL WHEN USING THE “rm” command as you may delete your whole drive!ĭO THIS AT YOUR OWN RISK.

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