Solution for 2. Please replace the printer head and try again.
Contact service center for repair if same problem after replace the
printer head.
17: How can we reset to default setting?
A:
Find the card slot on the bottom of the printer.Press the black
key ( just press and release ---Reset the IP to default Only )
18: How to reset the WiFi default setting?
A:
Find the card slot on the bottom of the printer.Press the black
key & Hold on ( about 10 seconds ---Reset the WiFi to default )