Nothing begins the rollout of a new version of its operating system for the Nothing Phone (4a) Pro, reaching the update Nothing OS B4.1-260723-1820. This update focuses on refining the gesture control of its AI suite, incorporating advanced video recording features, and optimizing memory management for photography, as well as updating the device's security. The brand continues to refine the experience on its Pro model to offer a more responsive and personalized performance.
Featured new features
This update highlights the new customization settings for Essential Voiceallowing users to choose whether to activate translation or transcription via a long press or double-click on the Essential Key. On the camera front, it adds the Lock Lensfeature, designed to lock automatic lens switching during video recording to prevent frame jumping. Added to this is direct memory management optimization in the camera app for smoother capture.
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Improvements to Essential Voice
- 🔡 This feature lets you customize whether a long press or double-click on the Essential Key activates translation or transcription while typing. Configure it in Settings > Intelligence Toolkit > Essential Voice > Customize Essential Key.
- ⌨️ Add a quick access to toggle between translation and transcription by pressing and holding the keyboard icon.
Camera improvements
- 📹 Introducing the Lock Lens feature, which keeps the video framing stable by preventing automatic lens switching during recording. It can be activated in Camera Settings > Lock Lens.
- 📷 Optimizes camera memory usage to deliver a smoother shooting experience.
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General improvements and bug fixes
- 🎚️ Refined volume slider to allow for continuous and much more precise adjustment by dragging it.
- 🔐 Add a specific security reminder for the face unlock method.
- ⚙️ Reinforces the overall stability of the entire system.
- 🛡️ Update your device with the July 2026 security patch.
System stability and performance
Remember that the phone may consume more battery and get warm is completely normal during the installation process due to file optimization tasks that the operating system performs in the background. Once the cycle is complete, the temperature and power consumption will return to normal levels.
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