If you already have your new Mac on hand, you can transfer all of your data from your old Mac or use an older Time Machine backup.

A completely fresh-from-scratch Mac is the best way to do this.

If you leave behind anything that needs to be logged into with a password, that buyer will have to track you down and get your password to change ownership. It's a security and privacy thing for you, but it's also essential for the buyer. If you're about to sell your Mac, the one thing you don't want to do is give away the data you've been storing on it all these years. When asked to confirm your choice, click Remove.Clean the Mac of your personal data before erasing it Hover the mouse pointer over the device that you want to disconnect, and then click the remove (x) button next to its name. Disconnect any paired Bluetooth Devices (if necessary).Ĭlick the Apple menu icon (), select System Preferences, and then click Bluetooth.Select your iMessage account, and then click Sign Out.

Open the Messages app, click Messages, choose Preferences, and then click Accounts. When prompted, provide your Apple ID and password, and then click Deauthorize.Ĭlick the Apple menu icon (), select System Preferences, choose iCloud, and then click Sign Out. From the menu bar at the top of the screen or at the top of the iTunes window, choose Account, select System Preferences, then choose Authorizations, and finally click Deauthorize This Computer. Now that you have backed up your important files, you must disable all of the services associated with your Mac, especially if you plan to give away or sell it.

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