Please provide the following relevant information so someone can help including:
Printer Model – done Operating System of computer - Detailed Problem Description including all network devices (extenders, switches)- Connection Method - USB, Hardwired LAN, Wireless, Wireless Direct? - Make and model number of router(s) and modem? - Error messages - on printer screen and/or computer, any blinking light patterns? – Is the printer plugged directly into the wall outlet? Do not use any UPS, power strip or surge protector. Yes this WILL cause the printer to drop offline and print strangely. Do you think the printer is going to sleep and can’t wake up? - If wireless, when the problem occurs, what is the status of Blue Wireless light on the printer, on, off or blinking? –
Power off printer and router. Power on router and wait 3 mins, power on printer. Does it connect to the router now? Do you have a valid IP address?