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How to Restore Factory Settings (Hardware Reset)

 

Purpose of this page: Restore the device to factory default settings, clearing all previous pairings and abnormal states.

 

Applicable scenarios:

  • The device is behaving abnormally or cannot function properly
  • Bluetooth connection issues that prevent re-pairing
  • Customer support instructs you to perform a factory reset
  • Clearing device data before handing it over to a new user

 

How to perform the reset

Before restoring factory settings, make sure all of the following conditions are met:
  • Set the S1 side switch to the [Left] position (microphone OFF)
  • Both left and right earphones must be placed inside the charging case
    • If only one earphone is inserted, or none are inserted, the reset cannot be performed
  • The lid is open
  • Press and hold the “+” button on the S1 for 5 seconds

 

What happens after the reset is completed?

  • All previous Bluetooth pairing records are cleared
  • The pairing relationship between the earphones and the charging case is cleared
  • The device is restored to its first-use state
  • You will need to re-pair and reconnect the device
 

 

⚠ Common Issues & Troubleshooting

Q: Why does nothing happen when I press and hold the “+” button? A: Please check the following carefully:
  • Both earphones are placed inside the charging case
  • The lid is open
  • The microphone switch is set to OFF
.