First turn on the phone, find the "Settings" icon on the phone desktop, and then click Enter.
2. After entering the phone setting interface, find the column of "Smart Assistant" in the drop-down menu and click Enter.
3. After entering the intelligent assistant, find the item of "Intelligent Wire Control" and click Enter.
4. After entering, find the column of "Intelligent Wire Control", turn on or off the switch, and set the earphone mode.