Thank you for your interest in the LG Smart webOS TV. Yes, the LG 50UQ7570PUJ 4K UHD Smart TV supports HDMI-CEC, also known as Simplink on LG TVs. You can download its owner's manual through this link for more information: https://www.lg.com/us/support/product/lg-50UQ7570PUJ.AUSQ. If problem persist, please reach out to us on social media @LGUSSupport so we can help you further. ^Cris
3 days ago
by
Posted by:
LG Digital Customer Care