Unlock Hidden HDMI Powers: Auto-Game Modes, 4K120 and Cinema-Quality Sound
The article highlights four little-known HDMI features that can improve modern TVs: enabling enhanced HDMI formats for higher-quality signals, Auto Low Latency Mode (ALLM) for automatic game-mode switching, higher refresh rates and VRR for smoother motion and tear-free gaming, and eARC for full-quality audio back to a soundbar or receiver. It also advises using the right HDMI port (preferably HDMI 2.1), ensuring cables are up to date (Premium High Speed or Ultra High Speed), and checking brand-specific menu names to unlock these capabilities.