Apple macOS 27 optimizes support for third-party displays, fixes HDR and high-resolution compatibility issues

Apple fixed the issue in macOS 27 where HDR could not be enabled simultaneously with a 2560×1440 resolution when connecting third-party HDR monitors, enhancing the user experience for HDR usage on high-resolution displays.

Why it matters. Users can better enjoy the visual effects brought by HDR technology when using high-resolution displays, enhancing macOS's competitiveness in the professional display market.