Nothing OS 4.0 launched with Android 16 and new features
Nothing gave its users a big surprise on 16 September 2025 by officially launching Nothing OS 4.0, built on the latest Android 16. This new operating system update has not only been refined in terms of design and features but also brings greater transparency and control over AI usage. The company claims that the update will make the phone’s performance smoother, enhance the user experience, and strengthen users’ trust when it comes to privacy.
Let’s take a detailed look at what’s new in Nothing OS 4.0, how its features will benefit users, and which devices will receive the update.
Design and Performance of Nothing OS 4.0
Nothing OS has always been known for its minimalist and clean interface. With Nothing OS 4.0, the system has been upgraded to be more advanced and modern. The update brings subtle design improvements and feature enhancements, making the overall user experience simpler and more engaging.
On the performance side, the integration of Android 16 brings a major boost. Apps now load faster, battery consumption is reduced, and multitasking becomes much smoother.
TrueLens Engine: Smarter Camera Experience
The most significant and eye-catching addition in Nothing OS 4.0 is the brand-new TrueLens Engine. Both the camera and gallery engines have been reimagined.
- The new engine makes the camera app UI more uniform and user-friendly.
- Camera controls are redesigned to ensure quicker access to essential features.
- Creative presets enhance the photography experience, making it more professional.
TrueLens Engine has been crafted especially for users who enjoy creativity in mobile photography and videography.
Extra Dark Mode
Dark Mode has become an essential feature in today’s smartphones, and Nothing OS 4.0 takes it to the next level.
- With the new Extra Dark Mode, the screen appears deeper and sharper.
- Battery consumption is further reduced.
- Eye strain is minimised during prolonged phone use, especially at night.
This feature is particularly useful for users who spend long hours on their devices after dark.
Pop-up View for Multitasking
Multitasking often creates challenges for users, but Nothing OS 4.0 addresses this with a smart solution.
- With the new Pop-up View, users can operate two floating apps at the same time.
- It allows faster app switching and efficient task management.
For professionals and heavy mobile users, this feature is a game-changer.
AI Usage Dashboard
Nothing has placed special focus on AI features with this update. The AI Usage Dashboard provides insights into how AI tools are being used on the phone.
- Users can clearly see which AI models are active and how frequently they are used.
- They also gain control over which AI features remain enabled or disabled.
This move strengthens privacy and user control, setting Nothing phones apart from the rest.
Revamped Settings Menu and Quick Panel
Nothing OS 4.0 also introduces an improved settings menu.
- Users can now easily access their daily and weekly usage stats.
- The quick settings panel has been redesigned with fewer icons and more practical options.
Upgrades in Lock Screen and Always On Display
- The lock screen is now more responsive and personalised.
- New clock styles bring a modern touch to the user interface.
- Always On Display consumes less power and offers more customisation options.
Connectivity and Performance Optimisation
- Wi-Fi and Bluetooth connections are now more stable.
- The quick brightness slider works more smoothly and responsively.
- Apps load faster and perform more seamlessly.
Devices Eligible for the Update
Nothing confirmed that the open beta of OS 4.0 will first arrive on the Nothing Phone (3) before gradually expanding to other devices.
Devices receiving the update:
- Nothing Phone 2 and 2a
- Nothing Phone 3, 3a, 3a Pro
- CMF Phone 1 and CMF Phone 2 Pro
Devices not receiving the update:
- Nothing Phone 1, as its support cycle has ended.
Rollout Timeline
The beta version of Nothing OS 4.0 will begin soon, with the company stating that the stable release will reach all supported devices by the end of this year.
Conclusion
Nothing OS 4.0 is not just another update, but a new experience. With features like TrueLens Engine, Extra Dark Mode, and Pop-up View, the system becomes more intelligent and user-friendly. Meanwhile, the AI Usage Dashboard and redesigned settings menu bring enhanced privacy and greater control to users.
Simplicity in design, speed in performance, and transparency in privacy—these are the three pillars that set Nothing OS 4.0 apart from its competitors.
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