Adaptation mode: When the mobile phone is turned on or connected to WiFi, turn on the Bluetooth of the mobile phone and keep the screen always on, press and hold the headset close to the mobile phone for 6 seconds to enter the pairing state, and a pop-up window will appear on the screen of the mobile phone. Just follow the prompts of the pop-up window to pair.
Unmatched models or other brands: put the headset near the mobile phone, press and hold the headset multifunction key for 6 seconds to enter the pairing state, open the Bluetooth connection interface of the mobile phone, search for the device named "vivo Wireless Sport", and click the pairing connection.
How to turn on Bluetooth: Go to phone settings-(other networks and connections/more settings)-Bluetooth, and turn on the switch.