Open the Find My app on your iPhone, iPad, or Mac
Tap Devices
Select your AirPods
Check the last known location on the map
Use Play Sound if the case is attached to AirPods and nearby
Check nearby places where you last used or charged them
Retrace your steps from the last time you had the case
Look in bags, pockets, car seats, desks, and charging areas
Ask people nearby if they have seen it
If your AirPods case is separated from the AirPods, use the last known location of the AirPods as a clue
Check Lost Mode if available
Contact Apple Support if you still cannot find it