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Nothing OS B4.1-260430-1731 Update Released for Phone (4a) [Friday, May 8, 2026]

Key Points of This Article
  • Nothing has released the “Nothing OS B4.1-260430-1731” software update for the “Phone (4a).”
  • This follows the previous update, “Nothing OS B4.1-260402-1229,” released on Wednesday, April 8, 2026.
  • The update includes the new AI-powered voice recognition feature “Essential Voice,” camera enhancements, and general improvements and bug fixes.

On Friday, May 8, 2026, the British tech venture “Nothing Technologies Limited” began rolling out the “Nothing OS B4.1-260430-1731” software update for its Android smartphone, the “Phone (4a),” and published the corresponding changelog.

This is the first update for the “Phone (4a)” since the “Nothing OS B4.1-260402-1229” version released on Wednesday, April 8, 2026. The new “Nothing OS B4.1-260430-1731” update introduces the new AI-powered voice recognition feature “Essential Voice,” enhances camera functionality, and includes general system improvements and bug fixes.

“Essential Voice” is a new AI-integrated voice recognition feature. You can launch “Essential Voice” by tapping the icon on the keyboard or by long-pressing the “Essential Key” button while using the keyboard.

The “Nothing OS B4.1-260430-1731” software update for the “Phone (4a)” is being distributed sequentially via Over the Air (OTA).

■ “Essential Voice”
  • 🎙️ Cleans up transcriptions by filtering out interjections, filler words, and repetitions, and intelligently handles self-corrections.
  • 🔡 Provides real-time translation by detecting intent and inserting translated text directly.
  • 🗃️ Allows saving of personal phrases, such as email addresses, which are automatically inserted when triggered by voice.
  • 📑 Automatically formats text into structured lists, steps, or bullet points by identifying such content during speech.
  • Note: Details about “Essential Voice” can be viewed in Settings > Intelligence Toolkit > Essential Voice.
■ Camera Enhancements
  • 🤳 Improved stability and image quality for video calls when using specific third-party camera apps.
  • 😃 Refined skin tone reproduction and portrait focus performance for more natural results in specific scenes.
  • 🦚 Optimized tone balance and color reproduction, enabling more vivid shots in various environments.
■ General Improvements and Bug Fixes
  • 🎴 Added depth effect for the Lock Screen in Atmosphere wallpapers via the “Nothing Wallpaper” app update.
  • 📱 Enhanced stability for the Setup Wizard and system upgrades.
  • ⚙️ Improved overall system stability.
  • 🛡️ Updated Android security patch level to May 2026.
“Phone (4a)” Software Update Log (Version B4.1-260430-1731)

Source: Nothing

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