Overview

• Phone 3 owners can apply for the closed beta via an online form until 12 pm ET on August 3.
• Selected participants will receive Nothing OS 4.0 builds in the first week of August and will test the software through early September.
• Applicants must use their Phone 3 daily, uphold high standards of information security and submit regular feedback on bugs and usability.
• The beta emphasizes integration of Android 16’s native features alongside a revamped design system to establish a cohesive user interface.
• A public testing phase is scheduled to begin in September ahead of the full release of Nothing OS 4.0.