How to reset MacBook before selling or giving away - 9to5Mac
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How to Securely Erase Data from Your Mac and External Drives - The Mac Security Blog
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Erase your Mac and reset it to factory settings – Apple Support (UK)
Erase all Content and Settings on Mac Sell or Giveaway
How to Securely Erase Data from Your Mac and External Drives - The Mac Security Blog
How to factory reset a MacBook or Mac: Reset a Mac to factory settings | Macworld
Selling MacBook - Help Erasing Personal Data | MacRumors Forums
How to Clear All Personal Data from a Mac
A Step by Step Guide to How to Wipe a Mac Clean
MacBook Factory-Resetting Tips and Tricks You Need to Know - CNET
