SM-G991B | Samsung firmwares by model | EN

• The security of your device has been improved.

• The security of your device has been improved.

• The security of your device has been improved.

• Security
The device is protected with improved security.

• The security of your device has been improved.

• Security
The device is protected with improved security.

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

• Stability and reliability
Device behavior has been improved.
• Security
The device is protected with improved security.

• The security of your device has been improved.

• Stability and reliability
Device behavior has been improved.
• Security
The device is protected with improved security.

• Security
The device is protected with improved security.

• The security of your device has been improved.

• The security of your device has been improved.

• Security
The device is protected with improved security.

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

• The security of your device has been improved.

• The security of your device has been improved.

• The security of your device has been improved.

• Stability and reliability
Device behavior has been improved.
• Security
The device is protected with improved security.

• The security of your device has been improved.

• The security of your device has been improved.

• Security
The device is protected with improved security.

• Security
The device is protected with improved security.

One UI 6.1 Upgrade



Circle to Search

Instantly search for anything on your screen
Circle to Search with Google lets you easily learn more about anything shown on your screen without switching apps. Just touch and hold the Home button or navigation handle, then circle anything on the screen to start a Google search.



Create epic images

Effortlessly enhance your photos
Get special AI recommendations for enhancing your photos and videos. You'll find options for adding star trails, colorizing, and more. Suggestions appear when you tap the i button in Gallery.

Copy and paste from one image to another
Add a missing element to your picture. Just clip an object from an image in Gallery, then go to the image where you want to paste it and choose Paste from clipboard in the More options menu.

More accurate image clipping
Get exactly the area you need to clip without any unwanted parts. When you clip an image in Gallery, you have the option of editing the selected area before you save it so you can get your selection just right.

Improved Gallery search
The search screen has been redesigned to make it easier to use. Results are now categorized by type, such as people, places, albums, or stories.

Change playback speed
More videos now support changing the playback speed when you edit a video in Gallery. You can make your video play faster or slower in a specific section that you select or for the entire video.

Edit videos on multiple devices
You can now continue your edits on your phone, tablet, or PC. Export your Studio projects to a file that can be opened on other Galaxy devices.



Customize your Galaxy

New wallpaper editing features
Decorate your wallpaper however you like. When you select an image to use as your wallpaper, you can now apply frames and effects. When your wallpaper includes a person or animal, you can apply depth effects to make the subject stand out from the background.

More widgets for your Lock screen
Additional widgets are available for your Lock screen so you can quickly check useful information without unlocking your phone. The new widgets include Weather, Samsung Health, Battery, Reminder, Calendar, and Clock.

Customize alarm alerts
Use an image, video, or AR emoji to create your own custom alert screens for each alarm. You can even change the layout of where the alarm information appears on the screen.

More stickers to personalize your calendar
You can now add up to 2 stickers for each date on your calendar. Stickers for events are now shown next to the event name in Month view.

Revamped Calendar settings
Calendar settings have been reorganized to be more intuitive. You can also set background colors and images for full-screen calendar alerts.

Customize reminder alerts
Create the right background for each of your reminders. You can now set colors and background images for full-screen reminder alerts.

Do more with reminder categories
You can now choose a representative icon for each reminder category. You can also pin categories you use frequently to the top of the category list.

Turn modes on or off from the Home screen
Turn modes on and off more quickly than before. The new Mode widget lets you add modes directly to your Home screen.

Reorder your modes
You can now change the order that modes are listed on the Modes tab in Modes and Routines.

New routine conditions
You can now start a routine when an alarm of your choice starts ringing or when Smart View connects or disconnects.

Relumino outline
Turn on Relumino outline in Accessibility settings to highlight the outlines of objects in images and videos to make them easier to distinguish for people with low vision.



Connect and share

Share with more devices
Quick Share has merged with Google's Nearby Share. In addition to Galaxy devices, you can now share with other Android devices even without an internet connection.

Locate your devices
The new Samsung Find app lets you see where all your Galaxy devices are on a map any time. If you lose a device, additional features are available to help you find the device and protect your data.

Share your location with others
With Samsung Find, you can share your location with family, friends, or anyone that you trust. Share for a limited time or all the time. You're always in control of who can see your location.

Sync Internet tab groups with other devices
Easily pick up where you left off during your last browsing session no matter which device you were using. Tab groups that you create on one device will appear in Samsung Internet on other Galaxy devices signed in to your Samsung account.



Protect your data

Enhanced data protection in Samsung Cloud
Rest assured that no one can access your data but you, even if there's a data breach. You can turn on end-to-end encryption for data that's synced with Samsung Cloud.

Fast and secure sign-ins with passkeys
Passkeys provide more security for web sign-ins without the need to remember complicated passwords. Use passkeys to sign in to supported websites with biometric authentication in Samsung Internet.



Manage your health

Enhanced exercise experience
Compete against your past running results in Samsung Health to try to beat your previous time. You can also crop exercises after you finish to remove any unnecessary time at the beginning or end.

More options for daily activity targets
You now have more options for setting your daily activity targets in Samsung Health. If a step goal doesn't work for you, you can change to floors climbed or active hours instead.

Improved cycle tracking
When you record your physical symptoms and moods, options you've used frequently in the past will appear at the top of the screen. You can also now set custom moods if the default options don't match how you're feeling.



Even more improvements

Easier to access Video call effects and Mic mode
Video call effects and Mic mode will now appear in the quick panel during voice and video calls so you can control how others see and hear you during calls. You can set a background color or image, focus on your voice by blocking background sounds, and more.

More information in the Weather widget
The weather widget will let you know when severe thunderstorms, snowfall, or other precipitation is on the forecast in your local area.

Voice input without leaving the keyboard
The keyboard now remains visible while using voice input so you can easily switch back to typing whenever you need to. Tap the mic button at the bottom of the screen to enter text using your voice at any time while using the keyboard.

Open all minimized apps at once
A new button lets you reopen all of the minimized apps at once when you have more than one pop-up window minimized.

Google search suggestions in Finder
When you search using Finder, you’ll also get suggested web searches from Google.

More ways to protect your battery
Choose from 3 different protection options to help extend your battery's lifespan. Basic protection keeps your charge between 95% and 100%. Adaptive protection pauses charging while you're asleep and finishes charging just before you wake up. You can also choose to limit the maximum charge to 80% for maximum protection.

One UI 6.1 Upgrade



Circle to Search

Instantly search for anything on your screen
Circle to Search with Google lets you easily learn more about anything shown on your screen without switching apps. Just touch and hold the Home button or navigation handle, then circle anything on the screen to start a Google search.



Create epic images

Effortlessly enhance your photos
Get special AI recommendations for enhancing your photos and videos. You'll find options for adding star trails, colorizing, and more. Suggestions appear when you tap the i button in Gallery.

Copy and paste from one image to another
Add a missing element to your picture. Just clip an object from an image in Gallery, then go to the image where you want to paste it and choose Paste from clipboard in the More options menu.

More accurate image clipping
Get exactly the area you need to clip without any unwanted parts. When you clip an image in Gallery, you have the option of editing the selected area before you save it so you can get your selection just right.

Improved Gallery search
The search screen has been redesigned to make it easier to use. Results are now categorized by type, such as people, places, albums, or stories.

Change playback speed
More videos now support changing the playback speed when you edit a video in Gallery. You can make your video play faster or slower in a specific section that you select or for the entire video.

Edit videos on multiple devices
You can now continue your edits on your phone, tablet, or PC. Export your Studio projects to a file that can be opened on other Galaxy devices.



Customize your Galaxy

New wallpaper editing features
Decorate your wallpaper however you like. When you select an image to use as your wallpaper, you can now apply frames and effects. When your wallpaper includes a person or animal, you can apply depth effects to make the subject stand out from the background.

More widgets for your Lock screen
Additional widgets are available for your Lock screen so you can quickly check useful information without unlocking your phone. The new widgets include Weather, Samsung Health, Battery, Reminder, Calendar, and Clock.

Customize alarm alerts
Use an image, video, or AR emoji to create your own custom alert screens for each alarm. You can even change the layout of where the alarm information appears on the screen.

More stickers to personalize your calendar
You can now add up to 2 stickers for each date on your calendar. Stickers for events are now shown next to the event name in Month view.

Revamped Calendar settings
Calendar settings have been reorganized to be more intuitive. You can also set background colors and images for full-screen calendar alerts.

Customize reminder alerts
Create the right background for each of your reminders. You can now set colors and background images for full-screen reminder alerts.

Do more with reminder categories
You can now choose a representative icon for each reminder category. You can also pin categories you use frequently to the top of the category list.

Turn modes on or off from the Home screen
Turn modes on and off more quickly than before. The new Mode widget lets you add modes directly to your Home screen.

Reorder your modes
You can now change the order that modes are listed on the Modes tab in Modes and Routines.

New routine conditions
You can now start a routine when an alarm of your choice starts ringing or when Smart View connects or disconnects.

Relumino outline
Turn on Relumino outline in Accessibility settings to highlight the outlines of objects in images and videos to make them easier to distinguish for people with low vision.



Connect and share

Share with more devices
Quick Share has merged with Google's Nearby Share. In addition to Galaxy devices, you can now share with other Android devices even without an internet connection.

Locate your devices
The new Samsung Find app lets you see where all your Galaxy devices are on a map any time. If you lose a device, additional features are available to help you find the device and protect your data.

Share your location with others
With Samsung Find, you can share your location with family, friends, or anyone that you trust. Share for a limited time or all the time. You're always in control of who can see your location.

Sync Internet tab groups with other devices
Easily pick up where you left off during your last browsing session no matter which device you were using. Tab groups that you create on one device will appear in Samsung Internet on other Galaxy devices signed in to your Samsung account.



Protect your data

Enhanced data protection in Samsung Cloud
Rest assured that no one can access your data but you, even if there's a data breach. You can turn on end-to-end encryption for data that's synced with Samsung Cloud.

Fast and secure sign-ins with passkeys
Passkeys provide more security for web sign-ins without the need to remember complicated passwords. Use passkeys to sign in to supported websites with biometric authentication in Samsung Internet.



Manage your health

Enhanced exercise experience
Compete against your past running results in Samsung Health to try to beat your previous time. You can also crop exercises after you finish to remove any unnecessary time at the beginning or end.

More options for daily activity targets
You now have more options for setting your daily activity targets in Samsung Health. If a step goal doesn't work for you, you can change to floors climbed or active hours instead.

Improved cycle tracking
When you record your physical symptoms and moods, options you've used frequently in the past will appear at the top of the screen. You can also now set custom moods if the default options don't match how you're feeling.



Even more improvements

Easier to access Video call effects and Mic mode
Video call effects and Mic mode will now appear in the quick panel during voice and video calls so you can control how others see and hear you during calls. You can set a background color or image, focus on your voice by blocking background sounds, and more.

More information in the Weather widget
The weather widget will let you know when severe thunderstorms, snowfall, or other precipitation is on the forecast in your local area.

Voice input without leaving the keyboard
The keyboard now remains visible while using voice input so you can easily switch back to typing whenever you need to. Tap the mic button at the bottom of the screen to enter text using your voice at any time while using the keyboard.

Open all minimized apps at once
A new button lets you reopen all of the minimized apps at once when you have more than one pop-up window minimized.

Google search suggestions in Finder
When you search using Finder, you’ll also get suggested web searches from Google.

More ways to protect your battery
Choose from 3 different protection options to help extend your battery's lifespan. Basic protection keeps your charge between 95% and 100%. Adaptive protection pauses charging while you're asleep and finishes charging just before you wake up. You can also choose to limit the maximum charge to 80% for maximum protection.

One UI 6.1 Upgrade



Circle to Search

Instantly search for anything on your screen
Circle to Search with Google lets you easily learn more about anything shown on your screen without switching apps. Just touch and hold the Home button or navigation handle, then circle anything on the screen to start a Google search.



Create epic images

Effortlessly enhance your photos
Get special AI recommendations for enhancing your photos and videos. You'll find options for adding star trails, colorizing, and more. Suggestions appear when you tap the i button in Gallery.

Copy and paste from one image to another
Add a missing element to your picture. Just clip an object from an image in Gallery, then go to the image where you want to paste it and choose Paste from clipboard in the More options menu.

More accurate image clipping
Get exactly the area you need to clip without any unwanted parts. When you clip an image in Gallery, you have the option of editing the selected area before you save it so you can get your selection just right.

Improved Gallery search
The search screen has been redesigned to make it easier to use. Results are now categorized by type, such as people, places, albums, or stories.

Change playback speed
More videos now support changing the playback speed when you edit a video in Gallery. You can make your video play faster or slower in a specific section that you select or for the entire video.

Edit videos on multiple devices
You can now continue your edits on your phone, tablet, or PC. Export your Studio projects to a file that can be opened on other Galaxy devices.



Customize your Galaxy

New wallpaper editing features
Decorate your wallpaper however you like. When you select an image to use as your wallpaper, you can now apply frames and effects. When your wallpaper includes a person or animal, you can apply depth effects to make the subject stand out from the background.

More widgets for your Lock screen
Additional widgets are available for your Lock screen so you can quickly check useful information without unlocking your phone. The new widgets include Weather, Samsung Health, Battery, Reminder, Calendar, and Clock.

Customize alarm alerts
Use an image, video, or AR emoji to create your own custom alert screens for each alarm. You can even change the layout of where the alarm information appears on the screen.

More stickers to personalize your calendar
You can now add up to 2 stickers for each date on your calendar. Stickers for events are now shown next to the event name in Month view.

Revamped Calendar settings
Calendar settings have been reorganized to be more intuitive. You can also set background colors and images for full-screen calendar alerts.

Customize reminder alerts
Create the right background for each of your reminders. You can now set colors and background images for full-screen reminder alerts.

Do more with reminder categories
You can now choose a representative icon for each reminder category. You can also pin categories you use frequently to the top of the category list.

Turn modes on or off from the Home screen
Turn modes on and off more quickly than before. The new Mode widget lets you add modes directly to your Home screen.

Reorder your modes
You can now change the order that modes are listed on the Modes tab in Modes and Routines.

New routine conditions
You can now start a routine when an alarm of your choice starts ringing or when Smart View connects or disconnects.

Relumino outline
Turn on Relumino outline in Accessibility settings to highlight the outlines of objects in images and videos to make them easier to distinguish for people with low vision.



Connect and share

Share with more devices
Quick Share has merged with Google's Nearby Share. In addition to Galaxy devices, you can now share with other Android devices even without an internet connection.

Locate your devices
The new Samsung Find app lets you see where all your Galaxy devices are on a map any time. If you lose a device, additional features are available to help you find the device and protect your data.

Share your location with others
With Samsung Find, you can share your location with family, friends, or anyone that you trust. Share for a limited time or all the time. You're always in control of who can see your location.

Sync Internet tab groups with other devices
Easily pick up where you left off during your last browsing session no matter which device you were using. Tab groups that you create on one device will appear in Samsung Internet on other Galaxy devices signed in to your Samsung account.



Protect your data

Enhanced data protection in Samsung Cloud
Rest assured that no one can access your data but you, even if there's a data breach. You can turn on end-to-end encryption for data that's synced with Samsung Cloud.

Fast and secure sign-ins with passkeys
Passkeys provide more security for web sign-ins without the need to remember complicated passwords. Use passkeys to sign in to supported websites with biometric authentication in Samsung Internet.



Manage your health

Enhanced exercise experience
Compete against your past running results in Samsung Health to try to beat your previous time. You can also crop exercises after you finish to remove any unnecessary time at the beginning or end.

More options for daily activity targets
You now have more options for setting your daily activity targets in Samsung Health. If a step goal doesn't work for you, you can change to floors climbed or active hours instead.

Improved cycle tracking
When you record your physical symptoms and moods, options you've used frequently in the past will appear at the top of the screen. You can also now set custom moods if the default options don't match how you're feeling.



Even more improvements

Easier to access Video call effects and Mic mode
Video call effects and Mic mode will now appear in the quick panel during voice and video calls so you can control how others see and hear you during calls. You can set a background color or image, focus on your voice by blocking background sounds, and more.

More information in the Weather widget
The weather widget will let you know when severe thunderstorms, snowfall, or other precipitation is on the forecast in your local area.

Voice input without leaving the keyboard
The keyboard now remains visible while using voice input so you can easily switch back to typing whenever you need to. Tap the mic button at the bottom of the screen to enter text using your voice at any time while using the keyboard.

Open all minimized apps at once
A new button lets you reopen all of the minimized apps at once when you have more than one pop-up window minimized.

Google search suggestions in Finder
When you search using Finder, you’ll also get suggested web searches from Google.

More ways to protect your battery
Choose from 3 different protection options to help extend your battery's lifespan. Basic protection keeps your charge between 95% and 100%. Adaptive protection pauses charging while you're asleep and finishes charging just before you wake up. You can also choose to limit the maximum charge to 80% for maximum protection.

• The security of your device has been improved.

• Security
The device is protected with improved security.

• Security
The device is protected with improved security.

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.