White Noise - Buttons Not Responding | WN05

Phenomenon:

Buttons, Touch Controls, or Child Lock Not Responding

 

Applicable Scope:

Momcozy White Noise WN05

Solution:

1. Make sure the device has stable power, turn Child Lock off in the Momcozy App, wait for synchronization, and return to the normal display.
2. Test only the affected physical control.
3. Turn off or disconnect the device and wipe the affected control area with a clean, dry cloth.
4. Check whether the control is stuck, sunken, loose, or visibly damaged, then test the same control once.
5. Disconnect power for 30 seconds, then reconnect it.
6. After it returns to normal operation, test the same control again.

Note
If the issue continues, contact Momcozy manual support and provide the product model, Serial Number (SN), a clear photo or short video of the issue, and proof of purchase if available.