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What is Samsung One UI?

Samsung One UI is innovative software that is unique to Samsung and powers your smartphone tablet in addition to the Android operating system. One UI is integral to the Samsung Galaxy experience; it’s the face and brains of your Samsung device and has been designed with you in mind, combining all your favourite smartphone features and functions to enhance your experience.

We’re here to help answer your most frequently asked questions on Samsung One UI, including what it is, where you’ll find the latest version, and how you can customise your device home screen using One UI.

What is One UI app?

One UI is innovative software that is unique to Samsung. Its primary aim is to enhance your user experience by allowing you to customise your home screen widgets, operate your Galaxy device efficiently and enhance your privacy and security settings. Here is just a small selection of features that One UI is responsible for:

- Customisable design and interface workings
- Dynamic camera functions
- Comprehensive photo and video editing
- Innovative Smart Widgets
- Effortless multitasking and Smart View capabilities
- Enhanced exercise and body composition tracking
- Improved privacy and accessibility features

To find out in more detail what you can expect from the new and improved One UI 6, check out our dedicated One UI page.

What is the latest UI version of Samsung?

The latest Samsung One UI is version 6 which was unveiled in October 2023. The first Samsung phone range to receive the update was the Galaxy S23 series and it is now available on a wide range of Galaxy devices including the Galaxy Z Fold6, Galaxy Z Flip6, and latest Galaxy S24 series.

There’s a lot to explore with this latest upgrade. From the quick panel feature that has a new layout to make it easier to access the features you use most, to easier multitasking with pop-up windows that remain open after you leave. The new One UI 6 has features that empower you to do more of what you want effortlessly.

Please note One UI 6 is also compatible with:

Galaxy S series

- Galaxy S24 | S24+ | S24 Ultra
- Galaxy S23 | S23+ | S23 Ultra
- Galaxy S22 5G | S22+ 5G | S22 Ultra 5G
- Galaxy S21 5G | S21+ 5G | S21 Ultra 5G | S21 FE 5G

Galaxy Z series

- Galaxy Z Fold6 | Flip6
- Galaxy Z Fold5 | Flip5
- Galaxy Z Fold4 | Flip4
- Galaxy Z Fold3 5G | Flip3 5G

Galaxy A series

- Galaxy A73 | A72
- Galaxy A54 | A53 | A52 | A52s
- Galaxy A34 | A33
- Galaxy A24 | A23
- Galaxy A14 | A13
- Galaxy A04s | A05s

What does Samsung One UI do?

One UI brings you the wide array of Galaxy features and functions that you know and love. It allows you to navigate your device intuitively, conveniently and securely, making every day mobile experiences effortless. With One UI, you can open applications, personalise your Galaxy interface, edit photos and manage your privacy and accessibility settings to name but a few. Here are just some of the enhanced features you’ll enjoy with the latest version on Samsung One UI:

- Fortified privacy protection for peace of mind
- Upgraded customisation options including AI recommended colour palette and wallpaper themes
- Customisable widgets that are easily accessible and efficient to operate
- Updated camera app for exceptional photo and video functions
- Enhanced Picture-in-Picture feature for effortless video watching on your home screen.
- Upgraded Gallery app featuring AI remastering tools for professional quality photos
- Improved Device care display layout for more user-friendly functionality

To discover even more about the latest Samsung One UI, check out our One UI guide here.

How do I use Samsung One UI?

Samsung One UI comes preinstalled on compatible devices so there is no need to download it yourself. To check that you have all the benefits of the latest One UI head over to Settings on your Samsung Galaxy device and follow the steps below:

1. Open Settings
2. Tap About phone (found at the bottom of the list)
3. Tap Software information
4. You’ll see One UI version at the top of the screen

If you’re running a version below One UI 6.0 you may be able to update it to the latest version by using the following steps:

1. Open Settings
2. Tap Software Update
3. Tap Download and install
4. Your Galaxy phone will check if there are any updates
5. If an update is available please follow the on-screen instructions

You can find out more about using One UI features in our ‘What's new in One UI 6?’ guide, which explains in greater detail how you can explore all the latest features and functions.

How to customise your home screen using One UI?

Customising your Galaxy home screen has never been easier. Here’s how you can customise your Galaxy device’s home screen with the latest update.

Customise your Galaxy Wallpaper

You can now choose from a unique selection of Galaxy wallpapers, colour palettes and images, for a truly personalised home screen experience.

1. Using a preloaded wallpaper

1. Tap and hold on an empty spot on your home screen
2. Four icons should appear at the bottom of your screen tap, Wallpaper and style
3. Tap My wallpapers to choose from a wide variety of preloaded wallpapers
4. Choose your wallpaper to view a preview
5. If you’re happy, tap Set on Lock and Home Screens

2. Using an image stored on your device

1. Tap and hold on an empty spot on your home screen
2. Tap Wallpaper and style at the bottom of the screen
3. Tap Gallery and select your preferred image
4. Choose where you would like to set the wallpaper and you’re done!

3. Changing the Colour Palette

1. Tap and hold on the homescreen
2. Tap Wallpaper and style
3. Tap Colour palette
4. Choose a palette based on colour recommendations from your wallpaper

Customising Galaxy Widgets

Widgets have been redesigned to look better than ever with the latest One UI. What's more, you can now quickly scroll through the widget list to see what’s available from each app. Here’s how:

1. Tap and hold on your home screen
2. Tap Widgets
3. You’ll see preloaded app widgets such as Calendar, Weather and Reminders as well as Widgets for apps that you have downloaded.
4. Once you have decided which widgets you want, tap the dropdown arrow for each app.
5. Select the exact widget layout
6. Tap, hold down and move to position the widget on your home screen

Learn more about widgets in our helpful ‘What are widgets & how do they work?’ guide

Customising your home screen settings

It’s not just about images and colour palettes, you can even change the grid layout on your home screen so you can choose how much space your widgets can use. To change the grid size, follow the steps below:

1. Tap and hold on your home screen
2. Tap Settings
3. Tap home screen layout
4. Choose from: 4x5, 4x6, 5x5, 5x6
5. Tap save to activate your chosen grid layout

Sign up for notices on Samsung Members for the upcoming One UI release dates so you are always up-to-date.

Discover the latest Samsung smartphones, the Galaxy Z Fold6 and Galaxy Z Flip6.