T15 gamepad APP download:https://1drv.ms/u/s!AjqW7ewqoBT1gRTKAjUfDFcpdMdX?e=kfY229
Go in Settings--System--Advanced--About tablet--Click 'Build number' multiple times in succession （until the reminder message）
Insert the data cable, one end into the tablet, one end into the gamepad, and one end into the power supply or charging treasure
Enter the APP, if there is no pop-up window, then re-insert the data cable
After a few seconds, the APP automatically jumps to the home page, indicating that the handle activation is successful
