By default, the control operations for this product do not include waking up the voice assistant. You can enable this function through the Nothing X app:
1. Open the Nothing X app.
2. Go to "CONTROLS"
3. Select the left or right earbud.
4. Set the gesture "TAP & HOLD" or "DOUBLE TAP & HOLD" to trigger the operation "VOICE ASSISTANT."
After making these changes, you can use the specified gesture to wake up the voice assistant.
For more operations, please download the Nothing X app from Google Play or the iOS App Store.