AirDrop display mode has 3 options: do not receive, only contacts, everyone. You may have mistakenly tapped Don't receive. Or click on Contacts but the person sending the photo is not in the contact list, for example. Therefore, it is understandable that the device does not receive photos sent via AirDrop. To fix this problem, do the following:
If you have turned off Wifi and Bluetooth, receiving data via AirDrop will not take place. Therefore, you should open the Control Center and make sure that Wifi/Bluetooth is turned on!
Above are some ways to fix when iPhone cannot receive photos via AirDrop. I hope that through my instructions, you will be able to fix it successfully