A. 1. Ensure Bluetooth is enabled on your iPhone by going to Settings > Bluetooth. 2. Restart your iPhone and the printer. 3. Forget the printer in Bluetooth settings and re-pair it by selecting the printer from the list of available devices.

B. 1. Check for any software updates for both your iPhone and the Fun Print app. 2. Move closer to the printer to ensure a strong connection. 3. If issues persist, try resetting network settings by going to Settings > General > Reset > Reset Network Settings.