Put both AirPods in the charging case
Close the lid and wait 30 seconds
Open the lid
On your iPhone, iPad, or Mac, go to Bluetooth settings
Find your AirPods in the device list
Tap or click Forget This Device
Keep the AirPods in the case with the lid open
Press and hold the setup button on the back of the case for about 15 seconds
Wait until the status light flashes amber, then white
Release the button
Close the lid
Reconnect the AirPods to your device