Quick-fire questions
Can I use AirDrop over a Thunderbolt connection?
> AirDrop connections are established using
Bluetooth and Wi-Fi, but should use the fastest available connection between the Macs or devices. If you want that to be Thunderbolt, ensure your Macs are properly connected, put that at the top of the network connection methods, and hope your Mac makes the right choice.
How to set my Mac to sync with an NTP server?
> Network Time Protocol (NTP) servers deliver accurate time to set your Mac’s clock.
This should normally be set