Before you reset your AirPods Max, be sure to charge them for a few minutes.
If you're experiencing issues with your AirPods Max, you can reboot them. Press and hold the noise control button and the Digital Crown until the LED flashes amber.
You can also reset your AirPods Max to factory settings and unpair them from your iCloud account. Press and hold the noise control button and the Digital Crown for 15 seconds, until the LED flashes amber, then white. After you reset your AirPods Max, you can connect them to your iOS or iPadOS device, or connect them to your Mac.