CMF Phone 1 Receives Stable Android 16 Update with Nothing OS 4.0; Phone 2 Pro to Follow Soon

By AiFlick News Editorial Team | Published: December 27, 2025

Nothing’s budget-friendly sub-brand, CMF, has officially begun rolling out the stable Nothing OS 4.0 update, powered by Android 16. This major software overhaul brings a more refined, personal experience with significant visual refreshes and deeper system-wide customization for users.

Official Source: For the full technical breakdown and community discussion, you can check theNothing OS 4.0 General Releaseon the official Nothing Community forum.

1. Rollout Timeline and Device Availability

The update is being released in phases to ensure system stability.

• CMF Phone 1: The public rollout of the stable Nothing OS 4.0 build started today, December 26, 2025.
• CMF Phone 2 Pro: Users can expect to receive the update in the coming weeks, with a broader rollout scheduled for early January 2026.
• Nothing Phone (3a) Lite: This model is expected to start receiving the update at the beginning of January 2026.

2. Key Features in Nothing OS 4.0

The update focuses on refining the user interface and adding quality-of-life features:

• Visual Refreshes: Includes updated system components, refreshed status bar icons, and new lock screen clock faces.
• Extra Dark Mode: A new, refined dark mode that offers deeper blacks to improve contrast.
• Enhanced Multitasking: The improved Pop-up View now supports two floating icons for better multitasking.
• Playground (Alpha): A new platform for exploring AI-powered Essential Apps, camera presets, and custom EQ profiles.
• Advanced Customization: Users can now hide apps from the home screen and app drawer.
• Tactile Animations: The system features smoother animations to make budget hardware feel as snappy as flagship models.

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Is this a stable update or a beta?

This is the official stable release of Nothing OS 4.0 based on Android 16.

Will I lose my data during the update?

While the update shouldn’t erase your data, Nothing recommends backing up your device before proceeding.

Why haven’t I received the update yet?

The update is rolling out in phases. It should arrive on your device within the next few days.