FujiFilm GFX 100s Basic Manual page 127

For Customers Using iOS
Use a camera adapter. Given that the camera is equipped with a
USB Type-C connector, you will need to supply a cable with a USB
Type-A connector for connection to the camera adapter.
Type-C connector (male)
Type-A connector (male)
1 Set the camera's D CONNECTION SETTING > USB POWER
SUPPLY SETTING to OFF.
2
Connect the camera and smartphone using a USB cable.
Launch the Photos app to import photos and movies to your
smartphone.
O
The desired results cannot be achieved with a USB Type-C–to–
Lightning cable. Use a camera adapter.
Third-party USB cable
Connecting via USB
Apple Lightning to
USB Camera Adapter
Use an Apple Lightning to
USB Camera Adapter
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