The printer is not responding to print requests is one of the most typical Fix Lexmark Wireless printer problems. Restart your printer if necessary. In some circumstances, a simple restart is all that is required to resolve the problem. Unplug the printer and inspect it for any paper jams and to ensure that the toner is properly inserted.
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.