From May 2025 till June 2025, Samsung released Android 15-based One UI 7.0 to multiple variants of the Galaxy A16 5G. Now, the brand is rolling out the first software update to the smartphone after offering the major OS upgrade. It offers the June 2025 security patch.

Currently, Samsung is rolling it out the phone’s factory-locked variant for the United States of America running on T-Mobile, which has the model number SM-A166U. The update carries firmware version A166USQS2BYF3. We expect Samsung to release it in other regions soon.

The June 2025 security patch fixes many issues that you can check out here, making your device more secure than before. As usual, to get the update, go to Settings » Software update » Download and install. The other way is to download the firmware from the internet and install it manually using Samsung’s Odin tool. One of the places you can download the firmware is our firmware section.

Samsung is testing Android 16-based One UI 8.0 on the Galaxy S25 series. It brings many new features. The brand is expected to debut its stable version with the launch of the Galaxy Z Fold 7, Galaxy Z Flip 7, and the Galaxy Z Flip 7 FE at the Galaxy Unpacked event on 9 July 2025. We expect the company to start releasing One UI 8 to eligible devices, which includes the Galaxy A16 5G, soon after that.