How to setup the TV to support a 4K 120Hz signal from another device.
IMPORTANT: This article applies only to specific products and/or operating systems. Check Applicable Products and Categories for details.
In order for your source device to recognize the 4K 120Hz capability of the TV, you will need to set the HDMI Signal format to Enhanced format by following the steps below:
NOTE: Make sure your device is connected to the HDMI 3 or HDMI 4 input on the TV using the supplied Certified Premium HDMI cable.
- Press the HOME button on the remote control.
- Select Settings — Watching TV — External inputs — HDMI signal format.
- Select the input the device is connected to (either HDMI 3 or HDMI 4), and then change the setting to Enhanced format.