For wireless chime troubleshooting questions please call 605-356-2772. For Milton and Original bell troubleshooting please call us on the phone number listed at the top of our website and we will help you troubleshoot the issue. Depending on the problem, we (or the manufacturer) may be able to troubleshoot the product over the phone. If you ever have a problem with a manufacturer that doesn't honor their warranty, call us. We want you to be satisfied!