Samsung One UI 3.1 update rollout is in full swing as a number of Galaxy devices are already updated to this version of One UI while some are still waiting to grab it over the air. The 3.1 version of the One UI is based on Google’s Android 11 operating system, which comes with a set of powerful and helpful features.

On the other hand, several OEMs were begun thinking to start the development of their custom software system because the Android 12 is now live for developers and Google is scheduled to kick off its public beta program in May 2021.

Note: One UI 3.5 is replaced with One UI 3.1.1.

Samsung One UI 3.5/ Progress Report:

• One UI 4.0 – Next Major Update
• One UI 3.1.1 – Introduction
• One UI 3.1.1 – Release Date
• One UI 3.1.1 – Features
• One UI 3.1.1 – Eligible Devices
• One UI 3.1.1 – Latest News

One UI 4.0

Therefore, Samsung could also be preparing for the next generation of One UI, the One UI 4.0 based on Android 12. With this iteration, the company will offer all the bells and whistles of the upcoming Android OS to its eligible Galaxy devices with new firmware updates. [Samsung One UI 4.0 Progress Report]

One UI 3.1.1

However, the South Korean tech giant is expected to introduce the One UI 4.0 around late September or early October, but it will also unveil another version of the One UI that will also be based on the Android 11 operating system, and equip an array of new features and improvements over the One UI 3.1.

Yes, I’m talking about the One UI 3.5! As you know, we’ve already created a “One UI 3.5/3.1.1 Eligible Device List” that consists of numerous Galaxy devices that are officially confirmed to receive the next iteration of Samsung’s custom skin. And now we are here to provide you every development and news regarding the Samsung One UI 3.5.

As a Samsung smartphone/tablet owner, you should bookmark this article and keep an eye to stay updated with the latest news, eligible devices and release date of the Android 11-based One UI 3.5 update. In this article, we will put every single piece of authentic information whenever it comes to the light.

Samsung One UI 3.1.1 Release Date – August 11

Last year, Samsung launched the One UI version 2.5 alongside the Galaxy Note 20 series, but there will be no new Note series this year, which was already canceled due to chip shortage. But, the company will introduce the Galaxy Z Fold 3 and Galaxy Z Flip 3 earlier than their predecessors to fill the gap of Note phones.

Samsung’s next-generation folding smartphones will exclusively come with the One UI 3.5 out of the box. Although the Galaxy Z Fold 3 and Flip 3 will be launched in August, this information is based on multiple rumors and leaks. But, it is confirmed that the company will also unveil the One UI 3.5 at the next Galaxy Unpacked event.

• Released On: August 11th, 2021

Samsung One UI 3.1.1 Features

With the major Android 11 update, Samsung introduced the One UI version 3.0, which brings major user interface changes, multiple changes, countless new features, better hardware-software optimization, and much more. Further, the company has also launched the One UI 3.1, which is a minor upgraded version over the One UI 3.0.

As the One UI 3.1 update comes with plenty of new features that were missing with the One UI 3.0, the next iteration of One UI, the One UI 3.5 is on the way with hefty new features, performance improvements, optimizations, enhanced security, and privacy and much more.

Exciting One UI 3.1.1 features debuted with Galaxy Z Fold 3 and Flip 3

[May 26, 2021] New adaptive UI – “SplitUI”

Samsung’s Galaxy Z Fold 3 could debut a new adaptive UI called “SplitUI”. The source confirmed that this UI radically adapts an app according to the screen size and orientation. Read more

[May 3, 2021] Advanced multitasking features

A tipster has recently revealed that Samsung will deliver significant upgrades with its next version of One UI, mainly for foldables. Furthermore, the One UI 3.5 will allow the Galaxy Z Fold 3 and Galaxy Z Flip 3 owners to use two apps simultaneously such as YouTube and Notes, Browser and Calculator, etc. Read more

Samsung One UI 3.1.1 Devie List/Eligible Devices [Sammy Fans]

Following Samsung’s Android OS and One UI update policy, our team created a list of the devices that are confirmed to get the upcoming Android 11-based One UI 3.5 update over the air.

SAMSUNG GALAXY S SERIES: SAMMYFANS

1. Galaxy S21 5G
2. Galaxy S21+ 5G
3. Galaxy S21 Ultra 5G
4. Galaxy S20
5. Galaxy S20 5G
6. Galaxy S20 5G UW
7. Galaxy S20+
8. Galaxy S20+ 5G
9. Galaxy S20 Ultra
10. Galaxy S20 Ultra 5G
11. Galaxy S20 FE
12. Galaxy S20 FE 5G
13. Galaxy S20 FE 5G UW
14. Galaxy S10 5G
15. Galaxy S10+
16. Galaxy S10
17. Galaxy S10e
18. Galaxy S10 Lite

SAMSUNG GALAXY NOTE SERIES: SAMMYFANS

1. Galaxy Note 20 Ultra
2. Galaxy Note 20 Ultra 5G
3. Galaxy Note 20
4. Galaxy Note 20 5G
5. Galaxy Note 10+
6. Galaxy Note 10+ 5G
7. Galaxy Note 10
8. Galaxy Note 10 5G
9. Galaxy Note 10 Lite

SAMSUNG GALAXY Z SERIES: SAMMYFANS

1. Galaxy Z Fold 2
2. Galaxy Z Fold 2 5G
3. Galaxy Z Flip
4. Galaxy Z Flip 5G
5. Galaxy Fold
6. Galaxy Fold 5G

SAMSUNG GALAXY TAB SERIES: SAMMYFANS

1. Galaxy Tab S7
2. Galaxy Tab S7 5G
3. Galaxy Tab S7+
4. Galaxy Tab S7+ 5G
5. Galaxy Tab S7 FE 5G – New
6. Galaxy Tab S6 Lite
7. Galaxy Tab S6 5G
8. Galaxy Tab S6
9. Galaxy Tab A7
10. Galaxy Tab A7 Lite Wi-Fi
11. Galaxy Tab A7 Lite LTE
12. Galaxy Tab Active 3
13. Galaxy Tab S5e – New

SAMSUNG GALAXY A SERIES: SAMMYFANS

1. Galaxy A32 5G
2. Galaxy A32 4G
3. Galaxy A42 5G
4. Galaxy A52
5. Galaxy A52 5G
6. Galaxy A72
7. Galaxy A71 5G
8. Galaxy A71
9. Galaxy A51 5G
10. Galaxy A51
11. Galaxy A80
12. Galaxy A90 5G
13. Galaxy A01
14. Galaxy A41
15. Galaxy A31
16. Galaxy Quantum 2
17. Galaxy A82 5G – Upcoming
18. Galaxy A02s
19. Galaxy A11
20. Galaxy A22 – New
21. Galaxy A22 5G – New

SAMSUNG GALAXY M SERIES: SAMMYFANS

• Galaxy M12
• Galaxy M62
• Galaxy M42 5G
• Galaxy M32
• Galaxy M01
• Galaxy M11
• Galaxy M02s
• Galaxy M21

SAMSUNG GALAXY F SERIES: SAMMYFANS

• Galaxy F41
• Galaxy F62
• Galaxy F12
• Galaxy F02s
• Galaxy F52 5G – New
• Galaxy F42 5G – New

SAMSUNG GALAXY XCOVER SERIES: SAMMYFANS

• Galaxy XCover 4s
• Galaxy XCover 5
• Galaxy XCover Pro

Note: All the upcoming Samsung Galaxy phones and tablets will also eligible to get the One UI 3.5 update.

One UI 3.1.1 Latest News: Updated on August 19, 2021

• Back to top

It is confirmed that the One UI 3.5 will be launched alongside Samsung’s next flagship smartphones, so, we also tracking all the news about the Galaxy Z Fold 3 and Galaxy Z Flip 3.

October 2nd

• Samsung fans in India demanding One UI 3.1.1 and September update for Galaxy S20 FE

September 01 to October 01

• Samsung Galaxy Tab S7 line gets One UI 3.1.1 update
• Galaxy F41 gets One UI 3.1.1 and Samsung Pay Mini with September 2021 update
• US: Samsung Galaxy Note 20 gets September 2021 update with One UI 3.1.1 features
• India: Samsung Galaxy S20 FE 5G gets One UI 3.1.1 features, September 2021 patch
• Samsung Galaxy Fold gets One UI 3.1.1 with September 2021 security update
• Samsung One UI 3.1.1 Emoji Changelog: New emojis in One UI are based on Emoji 13.1
• Samsung One UI 3.1.1 changelog for Galaxy Z Flip (LTE/5G)
• Official Samsung One UI 3.1.1 changelog for Galaxy Z Fold 2 is here!
• Samsung One UI 3.1.1 features officially unveiled for old foldables
• Samsung September 2021 update brings One UI 3.1.1 features for Galaxy Z Fold 2, Z Flip
• Samsung releasing One UI 3.1.1 update for Galaxy Z Fold 2, Galaxy Z Flip and Galaxy Fold
• Samsung Galaxy A52 5G One UI 3.1.1 update rollout begins!
• Samsung Galaxy S20 and S10 get big One UI 3.1.1 update!
• Samsung Galaxy S20 FE September 2021 update brings One UI 3.1.1 features
• Samsung Galaxy Note 10 One UI 3.1.1 update has arrived
• Samsung already released One UI 3.1.1 features to Galaxy Note 20 series
• Samsung Galaxy S21 gets One UI 3.1.1 update in Korea without September patch
• Samsung One UI 3.1.1’s AOD (Always On Display) gets new update
• Samsung Galaxy S21 gets One UI 3.1.1 features with big August 2021 update
• Samsung Galaxy Z Fold 3 Tip: How to use S Pen and Air Command (One UI 3.1.1)
• Samsung Galaxy Z Fold 3 AOD Tip: Always On Display (One UI 3.1.1)

August 19, 2021

Breaking News: Samsung won’t release One UI 3.1.1 update for your Galaxy device!

August 15, 2021

Samsung released a trailer video of One UI 3.1.1, which showcases all the new features for foldable smartphones.

August 11, 2021

On August 11, Samsung has officially launched the Android 11-based One UI 3.1.1 along with the Galaxy Z Fold 3 and Galaxy Z Flip 3 foldable smartphones.

July 18, 2021

Samsung Galaxy Z Fold 3 and Flip 3 coming this August with lower price tags! Read more

July 13, 2021

• Samsung official shows off Galaxy Z Fold 3 and Galaxy Watch 4 ahead of launch! Read more
• S Pen Pro will be Samsung’s next weapon for Galaxy Z Fold 3 and more Galaxy devices Read more

July 12, 2021

Samsung Galaxy Z Fold 3 and Galaxy Z Flip 3 TENAA certification revealed key specs Read more

July 11, 2021

[Exclusive] Win Samsung Galaxy Z Fold 3 launch event ticket with just an Instagram reel. Read more

July 10, 2021

One UI 3.1.1 coming on August 11, whole Samsung Unpacked leaked!. Read more

July 10, 2021

[Breaking] Samsung’s August 11 Unpacked all products fully exposed in high-res 360 videos. Read more

July 5, 2021

Samsung to launch Galaxy Z Fold 3, Flip 3, Watch 4 and Buds 2 on August 11: Korean media. Read more

July 04, 2021

Samsung One UI 3.1.1 to be released on August 11 alongside the Galaxy Z Fold 3, Flip 3. Read more

June 29, 2021

Samsung releases One UI 3.1.1 feature for Good Lock Nice Catch. Read more

June 28, 2021

New Samsung Galaxy Z Fold 3 and Flip 3 leak talks about screen sizes. Read more

June 25, 2021

Samsung UTG 2.0 to bring more resilience to Galaxy Z Fold 3 and Flip 3. Read more

June 24, 2021

Unlike every year, Samsung might not be introducing the x.5 version of One UI along with the next Galaxy flagships. Well-known tipster IceUniverse revealed that the Galaxy Z Fold 3 will come with the new One UI 3.1.1 version out of the box and there will be no One UI 3.5 this year.

One UI 3.5 does not exist
Galaxy Z Fold3 with One UI 3.1.1
Samsung S series will test One UI 4.0 next month

— Ice universe (@UniverseIce) June 24, 2021

June 24, 2021

BREAKING: Samsung Galaxy Z Fold 3 5G S Pen and UWB support confirmed by FCC certification. Source

Samsung Galaxy Z Flip 3 5G makes its way through the FCC. Source

June 22, 2021

Samsung Galaxy Z Fold 3 completes Indonesia’s TKDN certification. Source

June 21, 2021

Samsung starts shipping Galaxy Z Fold 3 and Galaxy Z Flip 3 to Korean carriers. Source

Samsung Galaxy Z Fold 3 Korean variants details emerge in a new leak!. Source

June 20, 2021

Samsung CheckFirm revealed that the One UI 3.5 firmware is under testing for the Galaxy S21 series in Germany. The latest test firmware’s PDA build number is G991BXXU3BUFB and the region is Germany (DBT). Read more here

June 20, 2021

Famous tipster Jon Prosser disclosed that Samsung will introduce the Galaxy Z Fold 3 and Z Flip 3 on August 3, 2021. It will also be the release date of the upcoming One UI version i.e. the One UI 3.5.

June 17, 2021

Samsung One UI 3.5, Galaxy Z Fold 3, Flip 3, Watch 4/Active 4 and Buds 2 launch date revealed. Source

June 13, 2021

Genuine source – JonProsser (via FrontPageTech) reports that Samsung will launch the Galaxy Z Fold 3 and Galaxy Z Flip 3 on August 27, 2021. We know that the upcoming flagships will exclusively come with the next One UI version i.e. the One UI 3.5.

June 12, 2021

Samsung One UI 3.5, Galaxy Z Fold 3, Flip 3, and Watch 4 rumored to launch in August, most probably on August 3rd. Source

June 11, 2021

Samsung Galaxy Z Fold 3, Flip 3 price revealed, could cost lesser than predecessors!. Source

June 08, 2021

Samsung Galaxy Z Fold 3 could have the best under display selfie camera ever made. Source

June 06, 2021

Samsung Galaxy Z Fold 3 to feature brighter screen, S Pen support increased thickness. Source

June 04, 2021

Samsung Galaxy Z Fold 3 enters mass production, launching in August this year. Source

June 01, 2021

Samsung reportedly began the production of the Galaxy Z Fold 3. Source

May 28, 2021

New Samsung and Xiaomi foldable phones will launch in the third quarter: Report. Source

May 26, 2021

New Samsung Galaxy Z Fold 3 leak talks about imaging specs, under display camera. Source

May 25, 2021

Samsung One UI 3.5 to feature a new adaptive UI called ‘Split UI’ for Galaxy Z Fold 3 and other Galaxy devices. Source

May 23, 2021

New patent suggests Samsung Galaxy Z Fold 3 could feature touch-sensitive side buttons. Source

May 21, 2021

Samsung hopes for millions of Galaxy Z Fold 3 and Z Flip 3 sales this year. Source

May 10, 2021

Samsung is in talks with carriers to launch Galaxy S21 FE, Z Fold 3 and Z Flip 3 in late August. Source

May 07, 2021

After Galaxy Z Fold 3, Samsung Galaxy Z Flip 3 clears 3C certification with 15W fast charging. Source

[May 03, 2021] One UI 3.5 firmware development

Samsung One UI 3.5 to bring advanced multitasking features. Source

[April 14, 2021] One UI 3.5 firmware development

Firmware development for Samsung Galaxy Z Flip 2 has begun! Source

[April 12, 2021] One UI 3.5 firmware development

Samsung Galaxy Z Fold 3 and Galaxy S21 FE software development started, says tipster. Source

[April 10, 2021] One UI 3.5 firmware development

Samsung One UI 3.5 firmware development for Galaxy Z Fold 3 reportedly begins! Source

* Original article published on May 16, 2021

Samsung Galaxy Tab S7, Galaxy Tab S7+ and Galaxy Tab S7 FE starts getting the One UI 3.1.1 update in various parts across the world. Earlier, the software development team revealed that the 3.1.1 version of the One UI is specially developed for big-screen devices such as foldable and tablets.

The owners of the Galaxy Tab S7 and Galaxy Tab S7+ can identify the One UI 3.1.1 update via PDA build numbers: T870XXU2BUC6 and T970XXU2BUC6. At the same time, this features-packed update carries build version T730XXU1AUH6 for the Galaxy Tab S7 FE.

What’s new

However, the One UI 3.1.1 is a minor upgraded version over the One UI 3.1, it brings some interesting features for your tablet that takes your experiences to the next level. In the labs section, you can find some newly added tools/features.

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Multi-window for apps feature forces applications to run in split-screen even after having incompatibility. On the other hand, there’s a big addition with the One UI 3.1.1 called taskbar, which makes the multitasking experience awesome.

Here’s what September patch brings

Starting this month, the company confirmed that its September 2021 security patches include fixes for 23 SVEs from Samsung and 46 CVEs from Google for the Galaxy devices. In addition, it’s also expected to bring a fix for Android Auto-related issues to affected Galaxies. (Read more)

How to check manually?

If you’ve not yet received the notification to download the One UI 3.1.1 update, then you can also check for it manually by navigating to device Settings >> Software updates >> Download and install.

Samsung Galaxy Tab S7+ 5G gets September 2021 security update

Samsung is now expanding its September 2021 security patch and One UI 3.1.1 features to the Galaxy Note 20 series devices in the US. According to the info, almost all carrier-locked variants such as Verizon, T-Mobile, and AT&T getting the latest Android patches alongside One UI 3.1.1.

You can check the software versions below.

Software versions:

• Galaxy Note 20 – N981USQS2DUH3 | N981USQS2DUH4
• Galaxy Note 20 Ultra – N986U1UES2DUH3 | N986USQS2DUH4

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What’s new with One UI 3.1.1

Launched alongside the Galaxy Z3 series, the One UI 3.1.1 packs a handful of foldable screen-inspired features such as a taskbar, better multitasking, and more. Meanwhile, other Galaxies get animation improvements, enhanced camera, Bedtime Mode toggle, and better system optimization.

What’s new with September patch

Samsung disclosed, earlier this month, that the September 2021 security patch includes fixes for 23 SVEs from the OEM and 46 CVEs from Google for the Galaxy Note 20 series and other eligible Galaxy devices. However, there’s no mention of the Android Auto-related issue.

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If you’ve not yet received the notification to download the September 2021 security update with One UI 3.1.1 features, then you can also check for it manually by navigating to device Settings >> Software updates >> Download and install.