Lenovo Printer not connecting Ipad

I recently bought a printer but it is not connecting it, I followed these steps provided *****

1. I have check wireless connection, It is working fine and the other wireless devices like your phone or laptop can connect and access the internet
2. The network name and Network password all are good.
3. Router and computer are turned are on, and that the computer is connected to the wireless network to which you want to connect the printer.