* If you experience an issue with your product, please contact Walksnail by emailing support@walksnailir.com , explain in as much detail as possible what the problem is. Walksnail technical support staff will try to diagnose and solve your problem by email or messenger. If the problem cannot be solved by email or software update, you will need to return the product to walksnail for further testing and inspection.

* If the problem is due to an issue covered under the warranty, Walksnail will be responsible for the repair costs.

* If the tested product does not meet the conditions for free repair, Walksnail will charge a fee for testing, replacement parts, labor and courier costs, according to the specific case. Customers can choose to pay for the repair or have the original device returned without repair.

*The replacement products or parts provided by Walksnail may not be brand new or packaged, but will be in perfect working order and at least equivalent in performance to the replaced part. The replaced product will still be covered under the warranty of the original product.

* Walksnail may not be able to provide after-sales service in all locations, and the content of the after-sales service policy varies with location. Services outside the regular service range may incur a charge. For local information, please contact  Walksnail.

 Courier costs：

 * Under warranty: Walksnail covers the outgoing shipping fee, while the user is responsible for the return shipping fee.

* Not covered under warranty: you are responsible for round-trip shipping costs.