The 12-month warranty period begins on the date you purchase the product.If it exceeds 12 months, we will not be able to provide warranty service for your productIf our products have quality problems within 12 months, we will provide you with free replacement, you only need to pay for shipping. Or if you have any product after-sales questions, you can contact us.step:1. Provide your order number2. Inform your after-sales questions and provide product videos3. Send E-mail to sevice@tranya.com