Nothing has released a new version of its operating system for the Nothing Phone (4a), focused on refining the user experience following recent changes to its ecosystem. The update Nothing OS B4.1-260402-1229 arrives with the objective of consolidating the terminal stability and correct minor technical details that marred daily use.
Most notable new features of version
The highlight of this compilation is the exhaustive work done on the photo section, With specific adjustments to exposure and focus aimed at professionalizing the results on both the rear and front cameras, the device also features smart improvements to notification management and an updated security patch (April 2026), ensuring the software is fully protected against recent vulnerabilities.
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Camera improvements
- 📹 Improved auto-exposure stability for recordings using the front camera.
- 🔭 Improved rear camera autofocus performance for better captures.
- 📷 HDR brightness consistency optimized for portrait photos with the rear camera.
- 🏙️ Refined color rendering for a more natural and vivid experience.
General improvements and bug fixes
- 🫧 Notifications you frequently interact with can be suggested to be set as Essential Notifications.
- 🔋 Refined the spacing of the status bar icons for a more consistent and coordinated design.
- 📳 Haptic feedback optimization in the Recorder app for a more tactile experience.
- 📱 Fixed some known issues for a smoother and more stable experience.
- ⚙️ Improved overall system stability.
- 🛡️ Update to the April 2026 security patch.
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System stability and performance
Nothing has worked on adjusting the color rendering to make it more natural, since in previous versions the processing could oversaturate certain urban scenes. From my point of view, the intelligent suggestion of Essential Notifications It's one of those features that greatly helps reduce digital noise without having to configure everything manually.
When performing the update, it is important to keep in mind that the device may use more energy and feel warmer This behavior is normal during the installation process due to internal optimization tasks, and performance will return to normal once the cycle is complete.
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