Question: how to transfer files from iphone to mac without cable?
Answer: Turn on AirDrop on iPhone/iPad. Open "Control Center" on your iOS device. ... 
Turn on AirDrop on Mac. Go to "Finder" > "Go" > "AirDrop" and switch on "Bluetooth" and "WiFi" to turn on AirDrop on your Mac. ... 
Use AirDrop to share files between Mac and iPhone/iPad.