16 AirDrop won’t work
Check both devices have Wi-Fi and Bluetooth turned on, have clear line-of-sight between them, and are within nine metres. -click then choose System Information > Network > Wi-Fi to check that AirDrop is supported. On a receiving Mac, open AirDrop in a Finder window using its Go menu. Click the ‘Allow me to be discovered by’ item and select Contacts Only or Everyone as appropriate. Ensure the Firewall, in the Security & Privacy pane, isn’t set to block incoming connections. On the