A. 1. Ensure that the printer is loaded with the correct type of paper and that it is properly aligned. 2. Restart the printer and the app to clear any temporary glitches. 3. Check for any error messages in the app and follow the prompts to resolve them.

B. 1. Try printing smaller batches of photos instead of large groups to see if that reduces errors. 2. If errors continue, consider resetting the printer to factory settings and reconfiguring it.