Samsung firmwares, SM-J400M (MXO) | EN

Download the latest Samsung firmware ✅ SM-J400M MXO. Full list of firmwares available for download

Showing 1-10 of 20 items.
Samsung firmware list
DeviceModelRegionPDA/AP VersionCSC VersionMODEM/CP VersionOs VersionBuild Date
Samsung Galaxy J4SM-J400MMXO

SM-J400MMXOJ400MUBUECWC1

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.
J400MOWOECUL5J400MUBUECWC110
Samsung Galaxy J4SM-J400MMXO J400MUBSECVF1 J400MOWOECUL5J400MUBSECVF110
Samsung Galaxy J4SM-J400MMXO

SM-J400MMXOJ400MUBUECUL5

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.
J400MOWOECUL5J400MUBUECUL510
Samsung Galaxy J4SM-J400MMXO J400MUBSDCUK3 J400MOWODCUK2J400MUBSDCUK310
Samsung Galaxy J4SM-J400MMXO

SM-J400MMXOJ400MUBUCCUG1

• Added new feature. - Google RCS(Rich Communication Service)
• Overall stability of functions improved.
• The security of your device has been improved.
J400MOWOCCUG1J400MUBUCCUG110
Samsung Galaxy J4SM-J400MMXO

SM-J400MMXOJ400MUBSCCUE3

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.
J400MOWOCCUE3J400MUBSCCUE310
Samsung Galaxy J4SM-J400MMXO

SM-J400MMXOJ400MUBSBCUC1

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.
J400MOWOBCUC1J400MUBSBCUC110
Samsung Galaxy J4SM-J400MMXO

SM-J400MMXOJ400MUBSACTI1

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.
J400MOWOACTI1J400MUBSACTI110
Samsung Galaxy J4SM-J400MMXO

SM-J400MMXOJ400MUBU9CTGO

One UI 2 upgrade with Android 10

One UI 2 brings you Android 10, with exciting new features from Samsung and Google based on feedback from users like you.
We recommend that you back up your important data to keep it safe during the upgrade.
Some apps, including Calculator, Samsung Internet, Samsung Health and Samsung Notes, need to be updated individually after you update your OS.

Here's what's new.

Dark mode
- Enhanced image, text, and color adjustments for day and night environments.
- Darkened wallpapers, widgets, and alarms while Dark mode is on.

Icons and colors
- Clearer app icons and system colors.
- Improved layouts for titles and buttons to eliminate wasted screen space.

Smoother animations
- Enhanced animations with a playful touch.

Full screen gestures
- Added new navigation gestures.

Refined interactions
- Navigate more comfortably on large screens with minimal finger movement.
- Easily focus on...
J400MOWO9CTGOJ400MUBU9CTGC10
Samsung Galaxy J4SM-J400MMXO J400MUBS8BTE2 J400MOWO8BTE1J400MUBS8BTE29

Changelog: SM-J400M(MXO)

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

· Security patch update

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

• The security of your device has been improved.

• Added new feature. - Google RCS(Rich Communication Service)
• Overall stability of functions improved.
• The security of your device has been improved.

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

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

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

One UI 2 upgrade with Android 10

One UI 2 brings you Android 10, with exciting new features from Samsung and Google based on feedback from users like you.
We recommend that you back up your important data to keep it safe during the upgrade.
Some apps, including Calculator, Samsung Internet, Samsung Health and Samsung Notes, need to be updated individually after you update your OS.

Here's what's new.

Dark mode
- Enhanced image, text, and color adjustments for day and night environments.
- Darkened wallpapers, widgets, and alarms while Dark mode is on.

Icons and colors
- Clearer app icons and system colors.
- Improved layouts for titles and buttons to eliminate wasted screen space.

Smoother animations
- Enhanced animations with a playful touch.

Full screen gestures
- Added new navigation gestures.

Refined interactions
- Navigate more comfortably on large screens with minimal finger movement.
- Easily focus on what matters with clearly highlighted buttons.

One-handed mode
- New ways to access One-handed mode: double tap the Home button or swipe down in the center of the bottom of the screen.
- Settings moved to Settings > Advanced features > One-handed mode.

Accessibility
- High contrast keyboards and layouts for large text have been improved.
- Listen to live speech and display it as text.

Better text over wallpapers
- See text more clearly against wallpaper, as One UI automatically adjusts font colors based on light and dark areas and color contrast in the image below.

Media and devices
- Replaced the SmartThings panel with the Media and Devices.
- Media: Control music and videos playing on your phone as well as other devices.
- Devices: Check and control your SmartThings devices directly from the quick panel.

Device care
- The battery usage graph now provides more detailed information.

Digital wellbeing
- Set goals to keep your phone usage in check.
- Use Focus mode to help avoid distractions from your phone.
- Keep an eye on your kids with new parental controls.

Camera
- Added the ability to edit the modes that appear at the bottom of the screen.
- Provided a More tab so you can quickly access hidden modes from the preview screen.
- Improved the layout so you can focus on taking pictures without the settings getting in the way.

Internet
- Customize the quick menu to get instant access to the features you use the most.
- Get more information from the app bar.
- Install add-ons from the Galaxy Store to get even more features.

Samsung Contacts
- Added Trash feature for Contacts. Contacts that you delete will stay in the trash for 15 days before being deleted forever.

Calendar
- Stickers can be added to a date without creating an event.
- Ringtones can be used for event alerts.

Reminder
- More options are available for repeating reminders.
- Set location-based reminders for a specific period of time.
- Share reminders with your family group and other sharing groups.
- Set reminders for a specific date without an alert.

My Files
- Created a Trash feature so you can restore files if you delete something by mistake.
- Added more filters you can use while searching to help you find things quickly.
- You can now copy or move multiple files and folders to different destinations at the same time.

Calculator
- Added speed and time units to the unit converter.

Connected car
- Android Auto is now preloaded.

· The security of your device has been improved.

· The security of your device has been improved.

· Security patch update

· Security patch update

· Security patch update

· Security patch update

Upgraded One UI for Android Pie

One UI brings you Android Pie, with exciting new features and a whole new look and feel based on feedback from users in Samsung and Google.
We recommend that you back up your important data to keep it safe before the upgrade.
Some apps, including Calculator, Samsung Internet, Samsung Health, Samsung Notes, Samsung Members, and Samsung Pay, need to be updated individually after you update your OS.
To use the Remote unlock function in Find My Mobile on an Android Pie device, the screen lock password (or PIN/pattern) backup process is required. So please make sure that you remember the screen lock password (or PIN/pattern) before starting the update process. If you've forgotten the password (or PIN/pattern), reset it before starting the update process.

Here’s what’s new.

One UI
- Content, settings, and other information have been reorganized to keep you focused on the task at hand.
- Interactive elements have been moved to the bottom of the screen so they're always within reach.
- New designs and features such as Night mode help keep your eyes comfortable.

Notifications
- You can reply to messages directly in the notification panel.
- Image thumbnails are included in message notifications.
- In an app's notification settings, tap the switch once to turn on or off all the notifications in a category.

Samsung Keyboard
- New Unicode 11.0 emojis are available.
- New adaptive theme changes your keyboard look based on the colors of the surrounding app.
- Floating keyboard is available in all apps and has new size and transparency settings.
- You can set a custom touch and hold delay.

Device care (formerly Device maintenance)
- Performance modes are streamlined and integrated into power saving modes.
- The Edge panel for device maintenance is discontinued.

Always On Display
- New clock styles have been added, including the option to show a calendar with your schedule.
- Charging information has been added to let you know how much time is remaining until fully charged.
- You can show Always On Display whenever the screen is off, or you can set it to show for 30 seconds when you tap the screen.

Settings
- Menus have been reorganized to make settings easier to find.

Samsung DeX
- Continue using your phone while DeX is being displayed on a monitor or TV.
- Use Samsung DeX with supported HDMI adapters. No need for a DeX Station.

Bixby
- Bixby is all new, with a range of improvements and new features.
- Swipe left from the main Bixby screen to explore the latest features and supported apps.
- You can control the Bixby key in settings to decide what happens when you press or double press.

Phone
- You can now sort your call history by incoming and outgoing calls.
- Your call history can include up to 2000 entries (increased from 500 entries).

Contacts
- The new drawer menu makes it easier to manage contacts from various accounts.

Camera
- The new Scene optimizer automatically enhances the camera's color settings to fit the scene.

Gallery
- Photo Editor Pro's editing tools have been added to Gallery, so you can make all your edits and touchups without leaving the app.

My Files
- The new storage analysis tool has been added to help you monitor your storage usage and save space.
- You can now show or hide items on the My Files Home screen.

Samsung Health
- Your daily step count will be shown in the notification panel. To hide it, press and hold the notification, then turn off Current steps.

Other improvements and changes
- Turn on the screen automatically whenever you pick up your phone using the Lift to wake feature.
- Access Kids Home on the quick panel.
- Call stickers has been discontinued.
- HEIF images are now supported.

· The security of your device has been improved.

· The security of your device has been improved.
· The stability of Camera has been improved.

· The stability of Camera has been improved.
· The security of your device has been improved.

· The security of your device has been improved.

· The security of your device has been improved.

We recommend using Samsung’s own utilities, Samsung Smart Switch and OTA (Over-the-air), to upgrade devices. Use our site only if you are 100% sure about the risks involved in flashing your device SM-J400M: MXO. We is not responsible for any damage caused by using the files on this website.
The Firmwares provided here are all official Samsung's Android Firmwares and has NOT been modified by anyway as we get them directly from KIES servers.
We live-monitor all firmware updates for every Samsung device, in over 500 regions.
Beware, Manually flashing firmwares may brick your device, use it at your own risk and follow our tutorial steps.

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