The following are some of the ways to prove that the product is defective:
- The product is not functioning as it is supposed to do.
- The product is malfunctioning or not in good working condition.
- The product is not meeting its warranty requirements.
If you have proof that the product is defective, then you have a case to return the product to the manufacturer. If the product damaged you or your property in some way, you may be eligible to file a lawsuit against the manufacturer.