First, make sure you are using your device's original cable or a certified cable. If the charger or a port still does not work, it may be covered by Satechi's 2-year limited warranty against defects in materials and workmanship.

• Bought on satechi.com: contact support@satechi.com with your order number, a description of the issue, and a photo or video showing the problem.
• Bought on Amazon: file a claim through Amazon's return system, or contact support@satechi.com with your Amazon order ID.
• Bought from another retailer: contact that retailer, which handles the warranty claim.

For details, see How to Request a Satechi Warranty Replacement or Refund.