New Delhi, Dec. 27 -- CMF has officially started rolling out Nothing OS 4.0 to its smartphone lineup, marking a major software upgrade for both the CMF Phone 1 and the newer CMF Phone 2 Pro. The update is being released in phases, with Phone 1 users receiving it first, followed by the Phone 2 Pro in early January.

Built on Android 16, Nothing OS 4.0 focuses heavily on refinement rather than reinvention. The update introduces a cleaner and more balanced interface, with refreshed system icons, redesigned status indicators and a simplified Quick Settings layout. These changes aim to make everyday interactions feel calmer, clearer and more intuitive.

One of the standout additions is the enhanced Extra Dark Mode. This refined version deepens...