If the printer has bluetooth function, you can set the parameters of bluetooth.
(1) Press and hold the FEED button of the printer first, and then open the printer to print the self-test page.Find the Bluetooth pairing name and password of the printer on the self-test page.
(2) The Bluetooth pairing name and password can be changed as needed.In this case, you need to use the "Bluetooth Settings" function in the integrated Settings tool, as shown in the figure below.