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Mac - Bluetooth Setting

Some have said that their Macintosh laptop came on “by itself” while the cover was closed. This can lead to overheating if the computer is packed. It can happen if a Bluetooth device is on and your settings allow it.

Wired, an online magazine, has an article about this issue.

To keep Bluetooth devices from automatically waking up your computer, do the following.

  • System Preferences -> Bluetooth (Hardware section) -> Click Advanced -> Remove the check from "Allow Bluetooth devices to wake this computer".
bluetooth
For more information, go to Apple's Bluetooth FAQ section