A We offer free on-site installation services. Our professional team will complete equipment commissioning and calibration within 1 hour, and we support remote video guidance.

A First, check the signal source and resolution settings. If the problem persists, please contact customer service. We will provide a replacement unit or on-site inspection within 24 hours.

A After confirming the power connection, press and hold the power button for 10 seconds to reset the system. If the problem persists, we will ship a replacement unit the same day and arrange for a return repair.

A The entire device is covered for 2 years, and major components (light source/lens) are covered for 3 years. Repairs are free of charge for non-intentional damage. We offer nationwide warranty and direct brand repairs.

A We offer a genuine parts replacement service. Common parts like the remote control/stand are shipped within 48 hours, and special parts are delivered within 7 business days.