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Phone · Samsung Galaxy S25
Stock firmware and official updates for the Samsung Galaxy S25 (SCG31), by region.
Japan KDIBuildSCG31KDU1DZIFAndroidAndroid 17Security patchSep 2026ReleasedOct 15, 2026DetailsWhat's newJapan SJPBuildSCG31KDU1DZIFSamsung's official release notes, newest first.
One UI 9 Galaxy AI Enhanced Now nudge Now nudge provides helpful suggestions in more places throughout your Galaxy experience. In addition to the keyboard, suggestions will now appear in conversation notifications and in a floating button in the bottom right corner of the screen. There are also several new types of suggestions, like entering reservation details or addresses and saving places in Google Maps. Focus on someone important My FanCam lets you select a person in a video and follow them automatically while cropping out the rest of the video. Interpreter keeps your conversation in front of you In conversation mode, you can scroll through the whole conversation while you’re still talking. See useful information during calls See relevant events and other information related to your current call on the call screen. Productivity and multitasking More customizable quick panel You can now rearrange and customize the controls in your quick panel even more than before. You can change the size of the brightness and volume sliders as well as the media player. You can also separate the sound mode button from the volume slider. Privacy, security, and device protection Lock down your phone quickly It's now easier to securely lock your phone in a hurry. Just press and hold the Volume down and Side buttons at the same time or tap the Power button in the quick panel. This prevents biometrics from being used the next time you unlock your phone. Location access transparency Stay on top of your location privacy. A blue indicator will appear at the top of the screen when an app accesses your location. Tap the indicator in the quick panel to see which app it is. Stronger security and privacy protection Alerts will appear in your Now brief to let you know about risks from malware, apps from unknown sources, unnecessary permissions, and other issues that may put your security and privacy at risk. Apps that have been identified as malicious or vulnerable will be blocked from opening until you make a decision about whether to remove them. AI privacy alerts Get help protecting your personal data. AI will monitor how apps use permissions and notify you about unnecessary access to your personal data. Samsung Health New look for Samsung Health Samsung Health has been redesigned to make your health data easier to understand. Enjoy clearer visuals, improved charts, and a more engaging experience to help you reach your health goals. Customize your Health home screen Resize cards and organize them by category, like Activity, Sleep, Mindfulness, and Nutrition, so your top priorities are easy to access. Log health data quickly It's now easier to add your health information right from the Samsung Health home screen. You can log your mood, meals, and more. You can even use the camera for faster input. Advanced trend analysis Track your progress with improved trend charts in Samsung Health. View data in hourly, daily, or weekly intervals, pinch to zoom in for a closer look, and overlay multiple charts to compare your performance across different periods. Monitor changes in your sleep vitals Samsung Health helps you notice meaningful changes in your sleep health data. Use Galaxy Watch or Ring measurements to better understand your daily health patterns. Manage your heart health Track key health metrics and lifestyle factors that affect your heart. A daily score based on your sleep, exercise, BMI, and vascular load helps you better understand your current heart health trends. Track your cardio load See how your workouts and activity impact your heart so you'll know when to push harder and when to rest. Your target cardio load range adjusts daily based on your recent activity and training focus. Check your fitness index Your Fitness Index is an overall score calculated using five key fitness metrics: body composition, cardio, strength, flexibility, and endurance. Set a goal and unlock personalized insights tailored to your results. Keep your ears safe The new Hearing tracker monitors sound levels detected by your Galaxy Watch and headphone audio levels to help you manage your exposure to loud sounds. View your cycle and body rhythm Get a more personalized view of your cycle and body rhythm with new cycle tracking options. You can view your cycle information in your calendar and better understand your health patterns. Bixby Manage your conversations Keep your chats organized. Search them, rename them, or pin your favorites. You can also delete all of your past conversations at once. Bixby on the Home screen Add a Bixby widget to type or talk to Bixby or jump directly to your conversation history. Accessibility Discover new Accessibility features Check the What's new menu in Accessibility settings to learn about and try the latest Accessibility features for your Galaxy. Text spotlight for easier reading Need a closer look? Tap any text on the screen to show it enlarged and highlighted in its own window. You can also customize the font size, colors, and other settings to match your preferences. Physical keyboard shortcuts Use shortcuts on your physical keyboard to access the Accessibility settings you need without touching the screen. Mouse keys enhancements New options are available when using your keyboard for mouse interactions including speed and acceleration control. You can also use the keyboard's number pad to point and click. Replace swipe with single tap The Replace swipe with single tap option is now located in the Dexterity and interaction menu instead of the Assistant menu for easier access. Select to speak Get quick audio readouts without turning on full TalkBack. With the new Select to speak feature, you can select an item on your screen, like text or an image, and hear it read or described out loud. Improved TalkBack updates TalkBack updates can now be applied with a simple app update from the Play Store, helping you get the latest accessibility features and enhancements. Even more improvements New Lock screen clock The default clock on your Lock screen has been redesigned with a cleaner and more modern look that adapts to match your wallpaper. Samsung DeX enhancements It's easier to move an app window from one desktop to another using the menu at the top of the window. Desktop previews are now available at the top of the Recents screen, making it easier to switch with a single tap.
Taken from the SM-S931B; this model can differ (chipset, network bands).
Released for 2 CSCs: KDI, SJP
• Security The device is protected with improved security. These changes may vary depending on the model, country, or network operator of the customer environment.
Released for 2 CSCs: KDI, SJP
Source: Samsung· Device stability improvements, bug fixes. · New and / or enhanced features. · Further improvements to performance.
Released for 2 CSCs: KDI, SJP
Source: SamsungOne UI 8.5 Visual design Fresh new look One UI seamlessly integrates into your daily routine by combining immersive visuals with meaningful personalization for a more refined and sophisticated design. Transparent blur effects add depth and make content easier to navigate, while floating elements react organically to your workflow for a more focused experience. Through familiar and intuitive data visualization, One UI delivers a design that feels both personal and relatable, helping you focus on what matters. Galaxy AI Screen calls before answering See who's calling so you can decide if you want to talk. You can let a call assistant answer for you and ask the caller who they are why they're calling. Edit images with text prompts Image editing has never been easier. Just describe how you want your image to change. You can change the color of someone’s clothes, add something to an empty table, or anything else you can think of. Add items from one image to another Photo assist makes it easy to combine elements from different images. Take an object from one picture and add it to a different picture. Galaxy AI smooths it out and makes it look natural. Add style to any photo You can now apply fun styles to any photo with Photo assist, not just pictures of people or pets. In thumbnail view, you can touch and hold to reorder your styles and put your favorites near the front. Continuous image generation Keep creating without stopping. Photo Assist now lets you generate AI images using different features from the results screen without saving each iteration. When you’re done, you can review all your creations in your history and pick your favorites. Create images with Creative Studio Creative Studio is now available on the Apps screen for easier access. You can use creative studio to create custom wallpapers, unique stickers, and personalized profile images that you can use throughout on your phone. Now brief on the Lock screen Get more personalized suggestions on your Lock screen. Now brief will show useful information based on your context. Enhanced AI select Start AI select instantly by touching and holding the edge handle. Missed something in a video? Use the Rewind button to go back and select exactly what you need. Auto language detection in Interpreter Keep the conversation flowing. After you choose which languages to translate, Interpreter will detect when each one is being spoken so you don’t need to press the Microphone button each time someone talks. Bixby Smarter device control Talk to Bixby in your own words. Bixby is now better at finding the setting or feature you need, even if you don’t use exact commands or feature names. Just say what you need and let Bixby do the rest. Ask anything, anytime Whether you need a quick answer or detailed information, just ask Bixby for an instant response. There's no need to spend time on multiple searches or switching between apps. Conversation history Looking back at past conversations with Bixby is easier than ever. You can now access your conversation history from the side panel in the Bixby app. Camera Pro-grade document scans Scanning documents is now faster and more powerful. A scan button will appear automatically whenever you point your camera at a document. You can easily capture multiple pages into a single PDF file, while the new Remove tool automatically cleans up distracting fingers, folded corners, and unwanted moire for a perfect finish. Auto motion photos When set to Auto, your camera will only record a motion photo if it detects movement in the scene. Otherwise, it's saved as a still image to save space. Capture both sides of the story Now you can record yourself and the action in front of you. Just tap the dual recording icon in the Video mode quick controls to start filming with the front and rear cameras at the same time. Log video color previews in real time Take the guesswork out of filming in Log. You can now apply a cinematic LUT preview while you record, letting you see exactly how your final color-corrected video will look before you even start editing. LUT previews are also available in Gallery and Studio. New portrait filters Three new filters are available to add vibrant film-like effects to your pictures. Home and Lock screens Automatic Lock screen layout Wallpapers with pictures of people or pets now fit perfectly every time. When you choose a photo for your Lock screen, the photo will automatically be adjusted to best fit your clock and widget layout. New downloadable wallpapers Discover new wallpapers featuring interactive elements. Wallpapers are downloadable so they don’t use up your storage space when not in use. Add weather effects to wallpapers Bring your wallpaper to life with the current weather conditions. When you choose your wallpaper, you can add weather effects directly from the preview screen. More customizable clock fonts Personalize your Lock screen clock. You can now adjust the thickness of more font styles to match your preferred look. Weather Enhanced weather widget Quickly check upcoming precipitation in the Weather widget on your Home screen. The widget now shows a graph if precipitation is expected in the next few hours. Pollen index Check how much pollen is in the air to help manage your allergies. You can check pollen levels for trees, grass, and ragweed. Communication Decline calls with personalized messages When a call is ringing, new quick decline messages will appear based on your activity. You can tell callers that you can’t answer because you’re driving or exercising even without typing. Clock Weather alarm backgrounds Wake up to an alarm that gets you ready for the day’s weather. Your alarm screen can now show the current weather conditions as a background when it rings. Time zone converter Compare time zones at a glance. The new slider in the Clock app makes it easy to check the time difference between places around the world. Connectivity Storage Share Access your files anywhere. Files from your other Samsung phones, tablets, and PCs are available in the My Files app on your phone. You can also access your phone's files on other Samsung devices, even your TV. Quickly connect to Smart View devices Connect to your favorite display faster. You can now add a shortcut on your Home screen to instantly mirror your phone’s screen to a TV or other display device. Enhanced Auracast features It’s easier than ever to listen to and broadcast sound with Auracast. Options for both broadcasting and listening are now located in the Audio broadcast menu in Settings. Voice broadcasts Broadcast your voice to people around you with Auracast. In addition to media sound, you can now broadcast your voice using your phone’s built-in microphone. Quick Share Share with Apple devices Share with even more devices than before. You can now use Quick Share to seamlessly share photos, videos, and other files with iPhones, iPads, Macs, and other devices that support AirDrop. Avoid unwanted sharing requests You can now set Quick Share to only receive files from other devices signed in to your Samsung account or Google account. Photo sharing suggestions Share photos with the right people faster. When you share pictures that include friends or family, Quick Share can recognize who’s in them and suggest sharing directly with those people. Samsung Health Upgraded sharing experience Share your workouts your way. Mix and match your exercise stats with photos from your workout to create the perfect social media post. Start meditations from your watch Find calm right from your wrist. You can now start favorite or recommended meditations directly on your Galaxy Watch without picking up your phone. Antioxidant measurements from your watch Check your antioxidant levels anytime. Measure directly from your Galaxy Watch, even if it’s not connected to your phone. Works with Galaxy Watch8 and Galaxy Watch Ultra. Battery and power Revamped battery info See your battery use more clearly. The redesigned Battery settings screen makes it easier to check remaining time, charging status, and daily usage over the past week. Improved Power saving Use Power saving to make your battery last longer without charging. Choose Standard for moderate savings and customizable limits, or choose Maximum to turn off all non-essential features and make your battery last as long as possible. Security and privacy Privacy alerts Stay informed about your privacy. You’ll now get alerts when an app’s permissions could put your personal data at risk along with suggestions for what you can do about it. Theft protection Keep your phone and data safe in case it is lost or stolen. Turn on Failed authentication lock to automatically lock the screen in case there are too many failed attempts to verify your identity using your fingerprints, PIN, pattern, or password. Identity check also protects even more settings than before. Turn off Auto blocker temporarily If you need to temporarily disable Auto blocker's security protection, a new option lets you turn it on automatically 30 minutes later so you don't forget. Check the security status of your devices Keep all your devices protected. Knox Matrix now shows when any of the supported devices signed in to your Samsung account need a software update for the latest security protections. Accessibility Easily control Bluetooth hearing aids Access settings for your Bluetooth hearing aids directly from the Accessibility shortcut. A pop-up will appear that lets you change your hearing program, turn Ambient sound on or off, and more. Control magnification with mouse or keyboard Keep what you need magnified in view with these new options. You can make the magnified area follow the cursor as you type or move when you change focus using the keyboard. When using a mouse, you can make the magnified area shift as you move the pointer to the edge of the screen. Dwell action and Corner actions The Auto action after pointer stops feature has been divided into 2 features. Dwell action lets you set custom actions when your mouse stops moving for a certain amount of time. Corner actions let you set a different action for each corner of the screen. Dim strobing in videos A new setting lets you dim strobing effects in videos for more comfortable viewing. Even more improvements More customizable quick panel Arrange your quick settings just the way you like them. You can now add, remove, reorder, and reorganize controls in the quick panel. Customize Calendar countdown widgets Make your countdown widgets look just the way you like. Use Creative studio to generate a background image, choose an image from Gallery, or go with a solid color. Early alerts for reminders Get alerts before reminders are due to make sure you don’t forget important tasks. You can choose how far in advance to get an alert for each reminder. Insert tables in Samsung Notes Organize information in your notes with tables. You can adjust column widths, colors, and border designs while the auto calculation feature helps you stay productive and save time. Redesigned New tab page The page that appears when you open a new tab in Samsung Browser has been redesigned to help you quickly access the websites and features you need the most. The New tab page now shows the current security status as well as open tabs from Samsung Browser on other devices. Partial screen recording Include only what you need in your screen recordings. You can now select only the part of the screen that you want to record. Calculator nudges Save time on calculations. Numbers and formulas copied to your clipboard will be suggested when you open Calculator so you can enter them with a quick tap. Keep window sizes in DeX DeX now remembers your app window sizes and positions. When you open an app again, it appears just as you left it.
Released for 2 CSCs: KDI, SJP
Source: Samsung• Security The device is protected with improved security. These changes may vary depending on the model, country, or network operator of the customer environment.
Released for 2 CSCs: KDI, SJP
Source: Samsung• Security The device is protected with improved security. These changes may vary depending on the model, country, or network operator of the customer environment.
Released for 2 CSCs: KDI, SJP
Source: Samsung• Security The device is protected with improved security. These changes may vary depending on the model, country, or network operator of the customer environment.
Released for 2 CSCs: KDI, SJP
Source: Samsung· Device stability improvements, bug fixes. · New and / or enhanced features. · Further improvements to performance.
Released for 2 CSCs: KDI, SJP
Source: SamsungOne UI 8.0 (Android 16) Galaxy AI See calls on the screen Call captions show what each person says on the screen in real time during calls. Follow the conversation on your screen to make sure you don’t miss anything. Create unique pet portraits Bring out your pet's personality with Portrait studio. You can now apply portrait effects to pictures of dogs and cats in addition to people. Choose from styles like Fisheye lens, oil painting, and more. Clean up sound Use Audio eraser to automatically reduce the volume of wind and other background noises so you can focus on who's talking. Audio eraser can be used in Gallery, Video Player, Samsung Notes, Voice Recorder, and Phone. Stay up to date with Now brief Get timely updates and useful information throughout the day based on your interests and context. You can access the Now brief from the Edge panel, Home screen widget, and notifications on your Now bar. Translate emergency alerts Never miss important alerts even if they’re not in your language. When you receive an emergency alert in a language that’s different from your system language, Galaxy AI will automatically translate it for you. Faster AI select No more waiting. When you start AI select, you can now select an area of the screen immediately. More convenient AI results When you summarize or translate content in supported apps in landscape view, the results will now appear alongside the original so you can view them together. Personalization New Lock screen clock A stylish clock with a new font is available to make your Lock screen stand out from the crowd. The new clock moves with the shape of your photo and blends seamlessly to avoid covering pictures of people or animals. Beautiful new wallpapers More choices are available to help you find the wallpaper that's right for you. New additions include interactive and dynamic wallpapers like color gradients that change over time. Wallpaper suggestions Get help finding new wallpapers. Your phone will recommend the best photos from your Gallery in categories such as landscapes, cities, flowers, pets, and people. Productivity Check stock prices without unlocking Stocks you follow on Google Finance with big price changes will appear on your Now bar at the end of the trading day. Easier file sharing with Quick Share It's never been easier to send and receive files. Tap the Quick Share button in quick settings to get started. You can receive files while the Quick Share screen is open and send files to others directly from Quick Share. Sticky notes Add quick annotations on top of documents in Samsung Notes. There's no limit to the number of sticky notes you can add, and it's easy to remove them later without disturbing the original document. Find downloads fast You can now filter files based on the app that was used to download them. Works in the Downloaded and Recent views in My Files. Redesigned Samsung Internet Access the features you need quickly. The Samsung Internet menu has been optimized to make it easy to access the features you use most. You can also customize the layout to match your personal preferences. Scientific calculator in portrait view Use the scientific calculator without the need to rotate the screen. The scientific calculator now works in portrait view in addition to landscape. Multitasking Do more in DeX on connected displays You can now add widgets to your Home screen when using DeX on a connected display as well as control settings for the mouse and on-screen keyboard. Enhanced display support for DeX The new Samsung DeX gives you more options when connected to an external monitor or TV. You can choose an optimized display resolution up to WQHD and rotate the display 90, 180, or 270 degrees. Enhanced split screen view While 2 apps are open in split screen view, you can push one app against the edge of the screen to keep it partially visible while giving most of your focus to the other app. Tap the smaller app any time to switch between them quickly. Reminder New Reminder interface The Reminder app has been redesigned with categories shown at the top of the screen, making it easier to see how many reminders are in each category with a quick glance. Custom categories can be hidden with a quick tap to free up more screen space. Tap one more time to make them appear again. New sample reminders Discover the power of reminders. Sample reminder templates are now available in the Reminder app. Explore these reminders to see what you can do to manage important tasks in your life. Add reminders easily It's never been easier to add new reminders. Just type your reminder into the box at the bottom of the screen. Suggestions will appear as you type that you can tap to save time. You can add checklists, locations, and pictures using the buttons below the text box. Or, if you don't want to type at all, tap the Mic icon for voice input. Avoid interruption on days off You now have the option of pausing reminder alerts on weekends and public holidays in Reminder settings. Calendar Manage reminders in Calendar You can easily create reminders in the Calendar app without opening the Reminder app. Whenever you tap the + button, you'll have the choice of adding an event or a reminder. You can also drag and drop reminders on your calendar to reschedule them. Add events quickly When you start adding an event in the quick add menu, you'll get suggestions for event names and times based on your past events. Just tap one of the suggestions to add an event without additional typing. Avoid interruption on your days off You now have the option of pausing calendar event alerts on weekends and public holidays in Calendar settings. Samsung Health Running coach Whether you're a beginner or an experienced runner, the new Running coach feature in Samsung Health provides personalized training programs and tips to help you run farther and faster while minimizing the risk of injury. Works with Galaxy Watch7 or higher. Bedtime guidance Get to sleep at the right time so you wake up feeling refreshed. The new Bedtime guidance feature analyzes your sleep data and recommends the best time to go to sleep each night. Running challenges In addition to step challenges, you can now challenge your friends to run. You can set a target distance and see who gets there the fastest or set a time limit and see who runs the farthest. Check your antioxidant intake The Antioxidant index (Labs) feature uses your Galaxy Watch to detect the level of carotenoids in your skin. Carotenoids are a type of antioxidant contained in fruits and vegetables that can help prevent physical aging. Works with Galaxy Watch8 and Galaxy Watch Ultra. Food recording reminders Stay on track to meet your calorie goals. You can now set reminders for recording your food intake in Samsung Health. Track your vascular load Use your Galaxy Watch to measure your vascular load, which is the amount of stress on your blood vessels. First, create a baseline measurement by wearing your watch while sleeping for at least 3 days, then you'll be able to see when your vascular load gets higher or lower over time. Works with Galaxy Watch8 and Galaxy Watch Ultra. Share health data with friends and family You can now share health data with anyone you choose, even if they're not a member of your family group. Photo and video Swipe up or down to open quick controls Access quick controls in Camera even quicker than before by swiping up or down anywhere in the preview area. In Camera settings, change the Swipe up/down option to open quick controls. Get perfect lighting with exposure monitors The new Exposure monitor for Pro and Pro video modes helps you get the right exposure in your pictures and videos. Choose Zebra pattern to show stripes on areas that are over-exposed, or choose False color to color-code everything based on its exposure level. Advanced editing with Log videos Get pro-level control over video color grading by recording in log format. Just turn on Log in Camera settings and the preview, then start shooting. Works in Video and Pro Video modes. Audio enhancements Quick access to Galaxy Buds settings It's easier than ever before to control your Galaxy Buds. You can now adjust Buds settings directly from your phone's Settings without the need to open the Galaxy Wearable app. Easily connect to Auracast broadcasts Auracast allows you to broadcast audio from one device to multiple listening devices at the same time. It's now easier to connect to Auracast broadcasts by simply scanning a QR code. You can also generate a QR code to let others connect to your broadcast. Communication Improved profile cards It's easier to create and edit your profile card to get the perfect layout for your name and picture. After creating, you can share your profile card so other people can see it when you call them. Review recorded calls in Contacts It's now easier to review your past conversations. Calls you've recorded now appear on the contact history screen. Security and privacy Enhanced Secure Folder Keep sensitive apps and data in a separate, protected area of your phone. You can now set Secure Folder to close apps and prevent notifications when you lock it. You can also completely hide and encrypt your Secure Folder for maximum protection. Stronger account security Knox Matrix regularly scans devices signed in to your Samsung account for security risks. When a serious risk is found on a device, that device will be automatically signed out of your Samsung account to protect the security risk from spreading to your account and other devices. You can check the security status of your devices any time in Security and privacy settings. Show or hide notification content while locked The option to show or hide notification content while your phone is locked is now located in Notifications settings. Choose to show content for quick access to notifications without unlocking your phone, or choose to hide content to keep your notifications private and prevent others from seeing them. Accessibility Pinch and zoom with the Assistant menu The Assistant menu now provides more ways to zoom in and out on the screen. In addition to dragging with one finger, you can now adjust the zoom level by pressing buttons on the screen. Control mouse actions with your keyboard If you can't or don't want to use a mouse, turn on Mouse keys in Accessibility settings to use your physical keyboard to move the mouse pointer, click, hold, and scroll. Magnify your keyboard You can now make the keys on the on-screen keyboard larger so they're easier to see and tap. Turn on Magnify keyboard while typing in Magnification settings to try it. Easily pair Bluetooth hearing aids You can now pair and connect your Bluetooth hearing aid devices directly on the Hearing aid support screen in Accessibility settings. Modes and routines New preset routines Check out the new preset routines for weather and other advanced conditions. Use them as they are, or customize them to meet your needs. New routine actions New actions are available for getting data from the Clock, Calendar, and Samsung Notes apps. After you get data, you can use it in other conditions or actions in your routine. Even more improvements Easily organize alarms You can now add existing alarms to an alarm group by tapping the + button on the Alarm group screen. You can also add an alarm group to a widget on your Home screen so you can turn all of the alarms in the group on or off with a single tap. Enhanced app notification settings You can now choose the pop-up notification style for each app separately in the app’s notification settings. Revamped weather visuals The Weather app now provides more rich and realistic images to help you intuitively understand the current weather conditions. Weather data provider Weather data is now provided by The Weather Channel in all regions. Some location names may be different after the update.
Released for 1 CSC: KDI
Source: Samsung· Device stability improvements, bug fixes. · New and / or enhanced features. · Further improvements to performance.
Released for 1 CSC: KDI
Source: Samsung· Device stability improvements, bug fixes. · New and / or enhanced features. · Further improvements to performance.
Released for 1 CSC: KDI
Source: Samsung· Device stability improvements, bug fixes. · New and / or enhanced features. · Further improvements to performance.
Released for 1 CSC: KDI
Source: Samsung· Device stability improvements, bug fixes. · New and / or enhanced features. · Further improvements to performance.
Released for 1 CSC: KDI
Source: Samsung
