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Nothing Phone (3a) Lite - Nothing OS B4.1-260508-1508
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Nothing OS 4.1 Upgrade for Phone (3a) Lite [May 14, 2026]

Key Points of This Article
  • Nothing has released the “Nothing OS B4.1-260508-1508” software update for the Phone (3a) Lite.
  • The update includes an upgrade from Nothing OS 4.0 to Nothing OS 4.1.
  • The update features new additions, general improvements, and bug fixes.

On Thursday, May 14, 2026, the British technology startup Nothing Technologies Limited (Nothing) began rolling out the software update “Nothing OS B4.1-260508-1508” for the “Phone (3a) Lite,” the brand’s first entry-level smartphone and a new addition to the “Phone (3)” series, which launched in Japan on Thursday, January 15, 2026.

The “Nothing OS B4.1-260508-1508” update released for the Phone (3a) Lite includes an upgrade from the previous custom OS version “Nothing OS 4.0” to “Nothing OS 4.1.” The update encompasses new feature additions, as well as general improvements and bug fixes.

This is the first update since the release of software version “Nothing OS B4.0-260303-1710” on Wednesday, March 25, 2026.

■New Features
  • ⏲️ Introduced a new lock screen clock face featuring a unique font style and startup effects, co-created with community member Jad Zock of “Phone (3a) Community Edition.”
  • 📡 The Android 16 “Live Updates” feature now functions across various scenarios, including the lock screen, notification panel, and “Glyph Interface.”
  • 💬 Improved the “Essential Notifications” settings UI with a cleaner design and more descriptive explanations.
  • 🫧 Users are encouraged to set frequently accessed notifications as “Essential Notifications.”
■General Improvements and Bug Fixes
  • 📷 Overall improvements to camera stability.
    💬 Optimized notifications and the lock screen for more stable performance under specific conditions.
    ⚙️ Enhanced system-wide stability and responsiveness in certain scenarios.
    📱 Fixed display errors occurring in various cases to improve visual consistency.
    🛡️ Updated Android security patch level to “May 2026.”
“Nothing OS B4.1-260508-1508” Update Log for Phone (3a) Lite

The “Nothing OS B4.1-260508-1508” software update for the Phone (3a) Lite is being distributed sequentially via Over the Air (OTA).

Source: Nothing (https://nothing.community/d/57192-nothing-phone-3a-lite-nothing-os-b41-260508-1508-changelog)

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