Question: how to transfer data from iphone 7 to macbook air?
Answer: Turn on AirDrop on your Mac. Go to "Finder" > "Go" > "AirDrop" and switch on "Bluetooth" and "Wi-Fi" to turn on AirDrop on your Mac. ... 
Turn on AirDrop on iPhone. ... 
Once your devices are connected, you can transfer files from iPhone to Mac without iTunes.