I can't resolve the issue on the mobile app, as it says, 'Please crop just one question'.

Cannot solve the question on the Mobile App and it says “Please crop only one question”

• Once the photo is taken, use the handles on the screen to crop the image, focusing on a single question. Then, press the center check button to proceed to the answer page. • To make good scans, touch the + screen to focus, turn on the flashlight if it’s too dark and position your question correctly without blurs.