Sound quit working on Kota the Triceratops?

If the sound quit working on Kota the Triceratops toy, first check the batteries to ensure they are installed correctly and have enough charge. Inspect the battery compartment for any corrosion or damage. If the batteries are fine, try resetting the toy by turning it off and then back on, or consult the user manual for troubleshooting tips. If the issue persists, it may require repair or replacement.