The Lexmark wireless printers can be easily connected to the WiFi by approaching the right way. The steps for connecting Lexmark printer to WiFi are given below. Check to see if the printer is turned on or if it has power. To use your printer, connect it to your computer or another device. Check the toner and paper in the printer, as well as the printer queue. Connect your device to the network, change the security settings to include printers, and/or install latest drivers if this is the case.
How to Fix the Problem:-
Try connecting to the printer with a cable. This allows you to see whether the WiFi signal is the issue.
Find a new spot for the printer.
Check the printer queue.
Reboot the printer.
Make sure the firmware is up-to-date.
Confirm that your mobile device is on the right network.
Reset the printer.
Configuration of the printer wireless network settings
From the printer's web page, click Configuration.
Enter SSID value for the network that you are trying to get the printer to join.
Change the BSS Type from Ad hoc to Infrastructure. Infrastructure is the wireless connection type that includes an AirPort or router/access point.
Select the proper Security Mode; e.g., Disabled, WEP or WPA-PSK/WPA2-PSK.
Enter the Pre-Shared Key or Passphrase.
Observe Submitting Selection.
Observe that the printer's Wi-Fi indicator light will switch from to before switching back to.
Hope this help you out, Jimmy