> Laptops don't propagate Bluetooth advertisements while closed and hibernating. https://support.apple.com/en-us/HT204032 https://support.apple.com/en-us/HT204

> Laptops don't propagate Bluetooth advertisements while closed and hibernating. https://support.apple.com/en-us/HT204032 https://support.apple.com/en-us/HT204032 (Specifically, the Wireless Wake feature works over Bluetooth as well.) Every Mac has Bluetooth always on unless explicitly turned off. As another commenter mentioned, you can see this by turning on bluetooth headphones near a Mac with the lid closed. The Mac connects basically immediately.