New Delhi, October 29 (Read): Samsung has begun rolling out the Android 16-based One UI 8 stable update for its mid-range smartphones — the Galaxy M55 and Galaxy M55s — in India. The update brings a refreshed interface, new features, and the October 2025 Android security patch.
The Galaxy M55 update arrives with firmware version M556BXXU4CYJ4 and has a download size of over 2.6GBwhile the Galaxy M55s receives firmware version M558BXXU2CYJ4weighing more than 2.5GB.
In addition to the latest security improvements, the update introduces One UI 8 enhancementsincluding smoother animations, better multitasking, updated privacy controls, and an improved lock screen experience.
The rollout is currently live in Indiawith availability expected to expand to other regions in the coming days. Users who haven’t received the update notification can check manually by navigating to Settings > Software update > Download and install on their devices.
The Galaxy M55 and M55s are among Samsung’s latest mid-range models to receive the One UI 8 update, following the company’s continued focus on delivering timely Android upgrades across its smartphone lineup.
Bhupendra Singh Chundawat is a seasoned technology journalist with over 22 years of experience in the media industry. He specializes in covering the global technology landscape, with a deep focus on manufacturing trends and the geopolitical impact on tech companies. Currently serving as the Editor at Readhis insights are shaped by decades of hands-on reporting and editorial leadership in the fast-evolving world of technology.
