Experiencing connectivity issues with your Samsung 8K UHD Quantum HDR 64X Smart TV? This WiFi board, WCA942M (BN59-01373A), is designed especially for Samsung's 75-inch and 65-inch QN900A models. If your TV is having trouble maintaining a stable connection, it might be time to replace this network-WLAN client. This genuine Samsung part ensures your device maintains reliable wireless performance. Verify your TV's model number to confirm compatibility before purchasing.