Applicable Scope:
White Noise : WN06
Solution:
1. Set the volume to about 50%, place the device on a flat open surface, and make sure the speaker opening is not covered.
2. Compare two or three built-in sounds.
3. Exit Bluetooth first to test built-in sounds, then test one confirmed-working local audio source in Bluetooth mode separately.
4. Fully charge the device or connect the correct power source, then restart it once.
5. Test the affected sound 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.
