Updating the operating system is always an exciting event for the owner of a smartphone, because it promises not only new functions, but also a fresh visual experience. When Samsung introduced the shell One UI 4based on the base Android 12, users expected revolutionary changes in design. Unlike previous versions, where the emphasis was placed solely on functionality, here the developers paid close attention to aesthetics and smooth animations.
The first thing that catches your eye when switching to the new version is the large-scale changes in application icons and system controls. The interface has become more “airy”; the visual congestion that could have been present in earlier versions has disappeared. One UI. Now every menu line, every switch and notification looks larger and more readable, which greatly simplifies interaction with the device with one hand.
In this article we will analyze in detail exactly how the appearance of your gadget has changed, what hidden features have appeared in the system and how to adapt the settings to suit you. You will learn about new personalization tools that allow you to make your smartphone truly unique without resorting to installing third-party launchers.
Global changes in design and style
The fundamental difference Android 12 on devices Samsung was the implementation concepts Material You. This design philosophy dictates that the color palette of the entire system should automatically adjust to the desktop wallpaper. If you set a bright photo with a predominance of blue, the settings menu, quick action panel, and even clock widgets will be colored in the corresponding shades of blue.
The geometry of the interface has also undergone significant metamorphosis. The corners of the icons have become more rounded, and the graphic elements themselves have received greater line thickness. This makes navigation more intuitive, since important buttons now physically take up more space on the screen. The system automatically generates a harmonious palette of 4 primary colors based on your wallpaperwhich eliminates the need for manual selection of themes.
Engineers paid special attention to animations. Opening applications, minimizing windows, and navigating between menus now features smooth, natural movements that mimic the physics of real objects. This is not just a visual effect, but an important element usabilitythat helps the user better understand the spatial structure of the operating system.
⚠️ Attention: The automatic color theme change function may not work correctly on wallpapers with very low contrast or monochrome images. In such cases, the palette may look faded.
Redesigned control center and notification panel
One of the most noticeable changes for everyday use was the complete redesign of the Quick Settings panel. In previous versions One UI toggles were arranged in a 4x5 grid, which sometimes resulted in accidental clicks. This area has been reorganized so that the active switches are now larger and arranged in two columns. Android 12 this area has been reorganized so that the active switches are now larger and arranged in two columns.
Color coding has become a key element of the status indication. When the function is active, the icon not only changes the background color, but also the graphics themselves become more saturated. This allows you to instantly read the status of connections, such as Wi-Fi, Bluetooth or airplane mode, even in peripheral vision.
- 🔘 The control buttons have become significantly larger for easier thumb pressing.
- 🎨 The color of the active button dynamically changes depending on the selected wallpaper theme.
- 📶 The signal and battery indicators have been moved to the upper right corner for better visibility.
- 🔊 The brightness and volume adjustment slider is now combined into a single panel when swiping down.
The logic for working with notifications has also changed. Now they are grouped more aggressively, and dialogues from instant messengers are separated into a separate block with the avatars of the interlocutors. This creates the effect of a “live” interface, where communication comes to the fore. The developers have implemented smart sorting that places less important alerts at the very bottom of the list.
To quickly change the order of buttons in the control panel, click on the pencil icon in the upper right corner of the notification shade. You can drag and drop elements and add hidden features.
Widgets and lock screen: a new era of personalization
Lock screen on Android 12 in Samsung gained the ability to display widgets, which was previously an exclusive feature of the home screen. This allows you to get important information such as weather forecasts, steps or appointment schedules without unlocking your device. However, to avoid clutter, the system limits the number of active widgets.
The size of widgets has become more flexible. The user can choose between compact squares and wide rectangles that take up the entire width of the screen. A long press on an empty space on the desktop opens the editing menu, where you can add new elements from an extensive library of system and third-party applications.
The clock on the lock screen can also be customized. The default font has changed - it has become more modern and geometric. In some regions and on certain models, a dual clock feature is available, where the time is displayed both at the top of the screen and in the center, using different font styles for an artistic effect.
⚠️ Warning: Installing too many widgets on your home screen may result in slower device performance and rapid battery drain due to constant background updates.
Widget Secrets Google
In Android 12, Google widgets (search, maps, mail) received design priority. They automatically change their color to match the overall system theme, even if you haven't manually configured them. This creates a consistent visual style across all applications.
Privacy and security: visual indicators
In the era of digital surveillance Android 12 has made huge strides in data transparency. The system now visually alerts the user that an application is using sensitive sensors. This is implemented through special indicators in the upper right corner of the screen, next to the status bar.
When the application accesses the camera, you will see a small green dot. If a microphone is in use, the indicator will also turn green. When accessing location data, a geolocation icon may appear in the background. These signals are impossible to miss and give you complete control over what happens on your device.
The Privacy Panel is a new section in Settings that aggregates all access information for the last 24 hours. Here you can see the chronology of events: which application accessed what data, when and what. This is a powerful tool for identifying suspicious activity.
| Access type | Visual indicator | Where displayed | User action |
|---|---|---|---|
| Camera | Green dot | Upper right corner | Swipe down to view the application |
| Microphone | Green dot | Upper right corner | Swipe down to view applications |
| Clipboard | Pop-up notification | Bottom of screen | Ignore or disable access |
| Geolocation | Icon in status bar | Top panel | Check in the privacy panel |
It is important to note that these indicators work at the system kernel level, so it is almost impossible to deceive them. Even if the application tries to hide the fact that the camera is being used, operating system it will forcibly display a signal. This creates a high level of trust between the user and the device.
Green indicators in the corner of the screen are not just decoration, but a critical security element that works constantly and does not turn off during normal use.
Improvements in multitasking and clipboard
Window management and multitasking have One UI 4 become more thoughtful. The recent applications menu has received a visual update: application cards have become more rounded, and action buttons (split screen, save to memory) have moved under the application icon for ergonomics.
One of the most useful features is improved work with the clipboard. Now, when copying text or an image, the system shows a pop-up preview at the bottom of the screen. This lets you make sure you've copied exactly what you need before you paste it into another application.
Split screen mode has also received new features. You can now pin an app to the top or bottom of the screen so it remains active even when you switch to other apps. This is especially convenient when watching a video while chatting or reading instructions while working.
- 📋 A clipboard preview appears automatically every time you copy.
- 📌 Ability to pin applications in split screen mode.
- 🖼️ Improved animation for minimizing and maximizing windows applications.
- 📱 Smarter distribution of space between two active windows.
For those who often work with text, the “smart paste” function has appeared. The system may suggest formatting or actions based on the contents of the clipboard, for example, prompting you to open a link or add an event to the calendar when you copy a date.
☑️ Optimizing multitasking
System settings and accessibility
The settings menu in Android 12 has become more structured and understandable. Search by settings is faster and returns more relevant results based on the context of your query. Visually, sections have become more contrasting, making navigation easier for people with low vision.
Accessibility features have received a major update. There's a new Monaural Sound mode that combines stereo channels, useful for users with hearing loss in one ear. The operation of real-time subtitles (Live Caption) has also been improved, which now supports more languages and better recognizes speech in noisy environments.
One-handed operation has become even more convenient thanks to the reduced screen mode. You can activate it by swiping down from the bottom border of the navigation bar. This mode shrinks the entire interface to the bottom of the display, making the top elements accessible to your thumb.
⚠️ Warning: Some older apps may not display correctly in small screen mode or high contrast mode. If you notice errors in the interface of a particular app, try disabling these functions for it individually.
New tools for monitoring screen time have appeared in the “Digital Wellbeing” section. The graphs have become more visual, and the “Focus” mode allows you to temporarily disable distracting applications, leaving only the tools necessary for work or study available.
Hidden refresh rate setting
On some Samsung models with 120 Hz screens in Android 12, it became possible to force a high refresh rate in the developer settings, although the standard adaptive Hertz mode usually more effective for saving energy.
Frequently asked questions (FAQ)
Is it possible to disable automatic color changing in Android 12 on Samsung?
Yes, it is possible. Go to Settings → Wallpaper and style. There you will find the “Color Palette” switch. You can disable it or manually select one of the suggested sets of colors that will not depend on the wallpaper.
Why are there no green camera and microphone indicators on my Samsung?
Make sure your device is updated to the latest version One UI 4.0 or higher on the base Android 12. If the update is installed, check your privacy settings. In rare cases, indicators can be disabled in the developer menu, but by default they are active.
How to return the old look of the Quick Settings panel?
It is impossible to return the classic 4x5 grid view using standard tools, since this is a system design change Material You. However, you can change the order of buttons and hide unnecessary ones by clicking on the edit icon in the notification shade to leave only the most important elements.
Does the new design affect the speed of the smartphone?
Visual changes, such as animations and dynamic colors, are optimized for modern processors. On devices released in the last 3-4 years, the impact on performance is noticeable. On older models, there may be a slight increase in load when changing wallpaper.
Where can I find the privacy panel in the settings?
Go to Settings → Privacy → Privacy panel. Here you will see a graph of application access to the camera, microphone and location over the past 24 hours. This is the central hub for monitoring your digital security.