If you cannot complete the camera measurement you will get the following message on your App:
The measurement may fail for several reasons. Please ensure the following before trying again:
Your index finger fully covers the rear camera lens. Make sure your finger is correctly positioned without gaps.
Take 5 deep breaths before starting the measurement.
You are sitting comfortably. Keep your back straight and relaxed against a chair.
You warm up your hands and index finger to enhance blood flow.
Your hand holding the phone is stable. Rest your hand on a flat surface and avoid applying excessive pressure on the camera lens.
You are focused and still. Minimize any movement during the measurement.
You are not aware of any of the contraindications:Contraindications for the Use of Camera Measurements (G2C)
If the issue still persists, please contact support.