
Samsung April 2021 One UI and Security Updates Tracker [April 25]
Introduced alongside the Galaxy S21 series, Samsung One UI 3.1 version is already rolled out for numerous Galaxy smartphones and tablets. Still, the company is working to expand the availability of the third generation of the One UI which is built on Android 11.
Aside from this, the OEM has also started releasing the April 2021 security update for the Galaxy devices from March 29, 2021. Moreover, the Galaxy S21 series became the first to get the newer security patch even before changing the calendar month.
Just like every month, Samsung will also roll out several new software updates including Android OS, One UI, features, bug fixes, system improvements as well as new security patches to its dozens of Galaxy phones, tablets, wearables, etc.
In this tracker, we’ll put all the One UI and Security Patch updates which will be released in April 2021.
SAMSUNG APRIL 2021 SECURITY PATCH DEVICE LIST: SAMMY FANS
- Galaxy S21 Ultra
- Galaxy S21+
- Galaxy S21
- Galaxy Note 10+
- Galaxy Note 10
- Galaxy A51
- Galaxy S20 FE
- Galaxy S10+
- Galaxy S10
- Galaxy S10e
- Galaxy Fold
- Galaxy Tab S6
- Galaxy S9
- Galaxy S9+
- Galaxy S10 Lite
- Galaxy Tab S5e
- Galaxy Note 20 Ultra
- Galaxy A71
- Galaxy A51
- Galaxy Note 20
- Galaxy S20 Ultra
- Galaxy S20+
- Galaxy S20
- Galaxy Note 10 Lite
- Galaxy F62
- Galaxy Note 8
- Galaxy S8
- Galaxy S8+
- Galaxy Z Flip
- Galaxy A52 5G
- Galaxy Note 9
- Galaxy A31
- Galaxy Note FE
- Galaxy A30s
- Galaxy A20
- Galaxy A30
- Galaxy A8 2018
- Galaxy A70
- Galaxy S10 5G
- Galaxy Tab S5e
BELOW, YOU CAN CHECK April 2021 FEATURE AND SECURITY UPDATES: SAMMY FANS
April 25, 2021
April 2021 security update now rolling out for Samsung Galaxy Tab S5e running One UI 3.1. Source
Latest Galaxy Note 8 software update brings April 2021 security improvements. Source
April 24, 2021
Verizon updates Galaxy Note 20 and Galaxy S10 5G with new camera features, April 2021 security patch. Source
April 23, 2021
Samsung Galaxy A70, A30, A20, A8 and Tab Active 2 getting April 2021 security update. Source
April 23, 2021
Bluetooth connectivity and April 2021 security improvements rolling out for Samsung Galaxy A50. Source
April 22, 2021
Verizon updates Galaxy Z Fold 2 with new camera features, April 2021 security patch. Source
April 21, 2021
Samsung Galaxy A30s gets April 2021 security update, no signs of One UI 3.0 or One UI 2.5. Source
April 20, 2021
Breaking: Samsung Galaxy Note FE gets April 2021 security update. Source
April 19, 2021: Samsung Galaxy Note 7
Samsung is now delivering the latest Android and One UI security patches released in April 2021 to the four-year-old Galaxy Note 7 smartphones. Source
April 19, 2021: Samsung Galaxy A31
Samsung started releasing the Android 11-based One UI 3.1 update to the Galaxy A31 smartphones alongside the April 2021 security patch. Source
April 18, 2021: Samsung Galaxy S20 FE [Verizon]
Samsung and Verizon are now rolling out April 2021 security update to the Galaxy S20 FE smartphones in the United States. Source
April 17, 2021: Samsung Galaxy S10 [Verizon]
New s/w update for Verizon locked Galaxy S10 series smartphones comes with April 2021 security patch and new camera features. Source
April 16, 2021: Samsung Galaxy Note 9
Samsung pushed a new software update to the Galaxy Note 9 smartphone users, which brings the April 2021 security patch. Source
April 15, 2021: Samsung Galaxy Z Flip & Galaxy A52 5G
Recently, Samsung’s four years older flagship devices – Galaxy Note 8 and Galaxy S8 series have begun receiving the April security patch, and now the Galaxy Z Flip and Galaxy A52 5G are the latest to get this update. Source
April 15, 2021: Samsung Galaxy S8
Just recently, the South Korean tech giant released the April 2021 security update to the Galaxy Note 8 smartphones, and now this new security patch landed on the Galaxy S8 and Galaxy S8 phones. Source
April 15, 2021: Samsung Galaxy Note 10 [Verizon]
Verizon’s Samsung Galaxy Note 10 phones get various new camera features, April 2021 security update. Source
April 14, 2021: Samsung Galaxy Note 8
Samsung’s April 2021 security update rollout is in full swing as a number of Galaxy devices have been receiving this security improvement over the air. Now, the company started rolling out this software update to its four year old flagship smartphone, the Galaxy Note 8. Source
April 14, 2021: Samsung Galaxy F62
Samsung Galaxy F62 gets a hefty update with camera improvements, April 2021 security patch. Source
April 11, 2021: Samsung Galaxy A51 [Verizon]
Verizon Samsung Galaxy A51 gets Android 11 One UI 3.0 update with various new features. Source
April 09, 2021: Samsung Galaxy S21 [Verizon]
Verizon has begun improving the system security of the carrier bounded Samsung Galaxy S21, S21+, and S21 Ultra phones by installing the April 2021 security patch in the US. Source
April 08, 2021: Samsung Galaxy S20
Samsung pushed a new software update to the Galaxy S20, S20+, and S20 Ultra devices, which brings the April 2021 security patch. Source
April 08, 2021: Samsung Galaxy A71
Samsung started releasing a new software update to the Galaxy A71 smartphones that was launched back in March 2020. This OTA brings system security improvements as well as fixes for some bugs by installing the April 2021 security patch. Source
April 07, 2021: Samsung Galaxy A51
Samsung Galaxy A51 5G started getting the One UI 3.1 update, which brings a set of new and smart features. Moreover, the new firmware also includes the April 2021 security patch. Source
April 06, 2021: Samsung Galaxy Note 10 Lite
Samsung started sending the April 2021 security update to the Galaxy Note 10 Lite smartphones. Identified via release number N770FXXU7EUC6, this update is initially rolling out in France and will soon be available widely. Source
April 05, 2021: Samsung Galaxy Note 20
Samsung Galaxy Note 20 series begun receiving a new software update, which improves the system security of the Galaxy Note 20 phones by installing the April 2021 security patch. Source
April 05, 2021: Samsung Galaxy Note 20 [US Unlocked]
Samsung started to roll out the April 2021 security update to the Galaxy Note 20 and Note 20 Ultra in the US, which enhances the system security to keep your device protected against threats. Source
April 04, 2021: Samsung Galaxy Tab S4 – March 2021 security patch
Samsung Galaxy Tab S4 gets March 2021 security update in the US. Source
April 03, 2021: Samsung Galaxy S10 Lite – April 2021 security patch
Samsung releases April 2021 security update to the Galaxy S10 Lite running One UI 3.1. Source
April 02, 2021: Samsung Galaxy S9, S9+ – April 2021 security patch
Samsung Galaxy S9, S9+ receiving April 2021 security update. Source
April 01, 2021: Samsung Galaxy S20 [T-Mobile] – March 2021 security patch
T-Mobile rolling out March 2021 security patch without Director’s view camera feature. Source
March 31, 2021: Samsung Galaxy A51 – One UI 3.1 & April 2021 security patch
The latest firmware update for the Galaxy A51 models comes with One UI 3.1 features and April 2021 security patch. Source
March 30, 2021: Samsung Galaxy A52 – April 2021 security patch
Samsung’s latest mid-range smartphone – Galaxy A52 is now picking up the latest security improvements released in April 2021. Source
March 30, 2021: Samsung Galaxy S20 FE – April 2021 security patch
The Galaxy S20 FE phones have started getting the April 2021 security update in some European markets. Source
March 30, 2021: Samsung Galaxy Z Fold 2 – April 2021 security patch
Samsung Galaxy Z Fold 2 devices have begun grabbing April 2021 security patch over the air. Source
March 29, 2021: Samsung Galaxy Note 10 – April 2021 security patch
After Galaxy S21, Samsung released the March 2021 security update to the Galaxy Note 10 and Note 10+ smartphones. Source
March 29, 2021: Samsung Galaxy S21 – April 2021 security patch
Just like every month, Samsung started sending April 2021 security update before changing the calendar month. And the Galaxy S21 became the first to get the latest security update alongside huge camera improvements. Source
* This article will be updated regularly.
Android 14
Download/Install One UI 6 Beta ROM for Galaxy S23, S23 Plus, S23 Ultra [Beta 4/5]

Last month, Samsung rolled out the first and second Beta builds of its Android 14 firmware. Currently, Samsung’s Galaxy S23, S23 Plus, and S23 Ultra devices are eligible to download and install One UI 6 Beta. The official way to get Beta is registration through Members, while there’s a custom installation way as well.
Courtesy of BredzProh (senior member at XDA Forums), the official One UI 6 Beta builds are available for download and install on the Galaxy S23 series. For Europe, the company is using a universal CSC Code – EUX, making it easier (indirectly) to install the firmware manually.
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DOWNLOAD ONE UI 6 BETA ROM
The Beta Program is only accessible for T-Mobile consumers in the United States along with the user having a carrier-unlocked smartphone. Do note that the download links are not just the way to get Beta in any country as you need to perfectly flash firmware through the ADB method. Links below:
Galaxy S23 Ultra
SM-S918B
AWF7 → ZWH8 [Beta 1]
ZWH8 → ZWHO [Beta 2]
ZWHO ➝ ZWI8 [Beta 3]
ZWIB ➝ ZWIC [Beta 4]
ZWIC ➝ ZWIK [Beta 5]
SM-S918U1
AWFD → ZWH8 [Beta 1]
ZWH8 → ZWHO [Beta 2]
ZWHO ➝ ZWI8 [Beta 3]
ZWIB ➝ ZWIC [Beta 4]
ZWIC ➝ ZWIK [Beta 5]
SM-S918U
AWFD → ZWH8 [Beta 1]
ZWH8 → ZWHO [Beta 2]
ZWHO ➝ ZWI8 [Beta 3]
ZWIB ➝ ZWIC [Beta 4]
ZWIC ➝ ZWIK [Beta 5]
Galaxy S23 Plus
SM-S916B
AWH3 → ZWHO [B1]
ZWHO ➝ ZWI8 [B3]
ZWIC ➝ ZWIK [N/A]
Galaxy S23
SM-S911B
AWH3 → ZWHO [B1]
AWH3 ➝ ZWI8 [5.1 to B3]
SM-S911U1
AWGH → ZWH8 [B1]
ZWH8 → ZWHO [B2]
ZWHO ➝ ZWI8 [B3]
How to install [ADB Method]
- Download the ROM (right build) for your Galaxy device.
- Find the file in My Files and change the extension from .bin to update.zip
- Download and install ADB on your PC.
- Make sure to have “C:\Android\platform-tools” added to “Path” in System variables.
- On your phone, go to Settings > About phone > Software information
- Repeatedly tap on the build number to activate Developer options, and then open it
- From Developer options, find and enable “USB debugging”
- Connect your phone to your PC.
- Eensure it has Samsung Driver installed from “Smart Switch for PC.”
- You may enable the “Always allow from this computer” if it’s your personal PC.
- Tap on Allow.
Installation
Your data will be wiped.
- On your PC, move the “update.zip” file to “C:\Android\platform-tools”.
- Click on the Start Button.
- Click on Windows Terminal (Admin) or PowerShell (Admin).
- In the Terminal, type “adb devices” and execute it.
- If you didn’t enable “Always allow from this computer”, the pop up will appear again on the phone. Tap on Allow.
- Type “adb reboot recovery” and execute it.
- Your phone will boot to Recovery Mode.
- Navigating with the volume buttons and selecting the power button, go to “Apply update from ADB”
- If you want to force exit from this screen, hold down the Volume down and Power buttons.
- Back to the PC, type: “.\adb sideload “C:\Android\platform-tools\update.zip” and execute it.
- The installation process will start and One UI 6.0 beta will be installed.
- After the update process has finished, back to the PC, execute “adb reboot recovery” again.
- Go to “Wipe cache partition” and select Yes.
- Then select “Reboot system now”.
Note:
- Your data will be wiped.
- If you get an error, you may have downloaded the wrong build, or your device doesn’t support the beta program at all. If you are sure that you have downloaded the right build, try again using different cables, USB ports, or PCs.)
- Trigger manual firmware installation at your own risk.
Alternative Way
- Here is how you can download and install Samsung One UI Beta without PC – Read More
One UI
Samsung Galaxy Tab A7 Lite starts getting One UI 5.1.1 update

Samsung has begun rolling out the stable One UI 5.1.1 update for its Galaxy Tab A7 Lite. The update brings a number of new features and improvements to the devices, as well as updates to several stock apps.
Users of Samsung Galaxy Tab A7 Lite can identify the One UI 5.1.1 update with firmware ending with T225XXU4CWI2 and a package size of around 1.1GB. The update is currently available in European countries and will soon expand to other markets.
One UI 5.1.1 for Samsung Galaxy
One of the features is better app previews and switching on the Recents screen. You can see how apps will look after you open them, and easily switch from pop-up view to split screen or vice versa. You can also check minimized apps with the S Pen.
Another feature is Quick Share to send files to contacts anytime and anywhere. You can also share files privately by setting expiration dates, canceling sharing, or preventing resharing.
More options are now available for watermarks, effects, and remastering in Camera and Gallery. You can customize the date and time separately for watermarks, see enhanced remaster previews, apply effects more easily, and copy and paste effects from one picture to another.
Some changes have also been made in My Files, Device Care, Lock screen, and Samsung Internet. You can drag and drop with two hands, clear app caches, manage memory usage, change modes from the Lock screen, and customize the layout in Samsung Internet.
How to update:
To install the latest update, just need to open Settings, press on the Software Update option, and then click on the Download and Install option. Follow the on-screen instructions to install the latest update.
One UI 6.0
One UI 6 Beta 5 for Samsung Galaxy S23 arrives: Fixes touch, camera, rebooting, and more issues

Samsung is rolling out a One UI 6 Beta 5 update for Galaxy S23, Galaxy S23 Plus, and Galaxy S23 Ultra smartphone users in the UK. The update is part of the One UI 6 Beta program, which allows users to test the latest features and improvements before the stable release.
One UI 5 Beta 6 update of the Samsung Galaxy S23 series can be identified through PDA ending with ZWIK and weighs around 750 MB. It brings several bug fixes and enhancements to the Galaxy S23 series devices.
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The update fixes a bundle of issues that users encountered in the last beta version, mainly related to call recording, ghost touch, Camera, motion photo, Maintenance mode, and more.
WHAT’S NEW
- Fixed the problem of not being able to record during a call
- Fixed no touch at the bottom of the screen or
ghost touch issue - Fixed the issues of stuck after entering camera, forced termination. and not being able to take pictures
- Fixed the problem of not being able to use Motion Photo
- Fixed infinite rebooting problem when entering Maintenance Mode
- Many other improvements