I spent weeks chasing a DisplayPort problem that HDMI solved in seconds
… Related 3 things HDMI can do that DisplayPort can’t DisplayPort doesn't support Dolby Vision, HDMI-CEC, or eARC. DSC issues are far more common than is let on If you're buying a 4K 240Hz OLED in 2026 and the panel only does DisplayPort 1.4 , I'd have an HDMI cable at the ready. …