For Windows users
Open the printers folder.
From the shortcut menu of the printer with the new ISP, open the printer properties.
Configure the port from the list.
Update the IP address.
Apply the changes.
For Macintosh users
From System Preferences in the Apple menu, navigate to the list of printers, and then select + > IP.
Type the IP address in the address field.
Follow this quick installation guide for adding an internal solutions port, to enable your printer to connect to wireless networks.
Does your printer have wireless connectivity issues? Check if the Internal Solutions Port is properly installed.