(note: this is an incomplete list! If in doubt, install a new instance of OS X!)Īgain, its best to find a way to re-install the operating system. This effort requires patience: you must look through your /Library folder, and delete everything that names you, or even hints at you.įinder -> Go -> Go to Folder. In practice this means everything not published by Apple, and even a few of those.Ĭleanse caches and "Application Support" details Now go to Users & Groups and find your user login.
Enter your password and click OK in the Erase Assistant window. First, go to the Apple logo at the top-left of the screen and select System Settings. This gets rid of most of your personal data from the machine, but not all.įrom the Finder, delete all the apps you installed, that you don't want the purchaser of your MacBook Pro to have. Click Erase All Contents and Settings underneath About System Preferences. Go back to Users & Groups, and delete all your other users, and choose "Delete the home folder" when prompted. Log out of your current user, and into this new user. Make sure the new user is an Administrator. This makes sure your paid content isn't available on this Mac any more.Ĭreate a new Admin user.
ITunes -> Store -> Deauthorize this computer. Note: More time, but MUCH less effort is required by simply installing a fresh copy of the Mac's OS X. If your Macbook Pro doesn't support Apple's "Internet Recovery", because it's older than "early 2011", you can go through these steps to remove most of your data from the machine.
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