Here are the steps:

1) Place the earbuds in the charging case and leave the lid open. 

2) Press and hold the button on the case for 10 seconds until the LED indicators inside flash 3 times quickly. When the LEDs start flashing fast, it confirms that the reset was successful and the earbuds have entered pairing mode.

Please click on the following link to learn more:

https://youtu.be/Jj08Fvh8mXU

If you have additional questions, please contact us at service@soundcore.com for further assistance.