- Samsung has started the stable One UI 9.0 rollout for Galaxy A16 in South Korea.
- Both Galaxy A16 LTE and 5G models are included in the South Korean rollout.
- Samsung closed the beta programme after three beta builds; other countries have no announced dates.

The Galaxy A16 One UI 9 stable update has started rolling out in South Korea, bringing Samsung’s Android 17-based software to both the 4G/LTE and 5G versions of the phone. The rollout follows a three-beta test period, after which Samsung closed the Galaxy A16 beta programme.
For now, availability is limited to South Korea. Samsung has not announced when the stable update will reach other countries, so no India rollout date can be confirmed. The firmware versions also differ between the Galaxy A16 4G/LTE and Galaxy A16 5G models.
Galaxy A16 One UI 9 update details
Samsung has begun the stable One UI 9.0 rollout after testing the software through three beta builds. The company opened the Galaxy A16 beta programme last month and closed it after the third build. The stable release is now available in South Korea for both model variants.
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The update is based on Android 17. Samsung has not announced additional rollout regions or a schedule for other markets. The current availability should therefore be treated as a South Korea rollout, rather than a global release.
Galaxy A16 One UI 9 firmware and availability
The firmware number depends on which Galaxy A16 version is being updated. Check the model variant before comparing a firmware version with the details below. The two build numbers identify separate packages for the LTE and 5G variants; they do not confirm availability outside South Korea.
| Feature | Description |
|---|---|
| Software | Stable One UI 9.0 |
| Android version | Android 17 |
| Galaxy A16 4G/LTE firmware | A165NKSU9EZJ3 |
| Galaxy A16 5G firmware | A166LKSU8DZJ5 |
| Current availability | South Korea |
| Beta testing | Three beta builds; programme opened last month and has now closed |
| Other countries | Rollout timing not announced |
When will the Galaxy A16 update reach other countries?
Samsung has not shared a rollout schedule for markets outside South Korea. This means Galaxy A16 users in India and other regions should wait for an official rollout announcement rather than rely on an assumed date. The South Korean firmware versions listed above should not be treated as confirmation that the update is available in every market.
Samsung has also started the stable One UI 9 rollout for other Galaxy models. MobileTelco has covered the Galaxy M16 5G One UI 9 update, the Galaxy A35 stable One UI 9 rollout and the Galaxy M36 5G One UI 9 update in separate reports.
Conclusion
The Galaxy A16 One UI 9 stable update is now rolling out in South Korea for both the 4G/LTE and 5G models, following three beta builds. Firmware versions differ between the two variants, and Samsung has not announced availability in other countries. Any wider rollout timing remains unconfirmed.
Frequently Asked Questions
Has Samsung started the stable One UI 9 update for Galaxy A16?
Yes. Samsung has started rolling out stable One UI 9.0 based on Android 17 for the Galaxy A16 in South Korea.
Which Galaxy A16 models are receiving the update?
The South Korean rollout includes both the Galaxy A16 4G/LTE and Galaxy A16 5G models.
What are the Galaxy A16 One UI 9 firmware versions?
The firmware is A165NKSU9EZJ3 for the Galaxy A16 4G/LTE and A166LKSU8DZJ5 for the Galaxy A16 5G.
When will the Galaxy A16 Android 17 update arrive in India?
Samsung has not announced a rollout date for India or other countries outside South Korea.
How many beta builds did Samsung release for the Galaxy A16?
Samsung closed the Galaxy A16 One UI 9 beta programme after three beta builds. The programme opened last month.
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