
The latest firmware for Samsung Galaxy S10 5G (SM-G977B) is G977BXXUEHXJ1 with Android 12, released on October 3, 2024 for 23 regions (CSC). Every official firmware build for SM-G977B, newest first: one row per build with all regions (CSC) that received it.
Each firmware build has its own page at https://samfirm.shop/build/{PDA}, where {PDA} is the build number from the list above. Example: https://samfirm.shop/build/G977BXXUEHXJ1
SM-G977B started on Android 9 and has received 3 major Android upgrades; it now runs Android 12. The newest build, G977BXXUEHXJ1, was released on October 3, 2024. No new build has appeared for 25 months, so regular updates for this model have most likely ended. Builds of this model reach 24 regions (CSC); AUT (Switzerland) usually gets a new build first (94% of recent builds).
• The security of your device has been improved.
• Security
The device is protected with improved security.
• The security of your device has been improved.
• The stability of Camera has been improved.
• Bluetooth connectivity and stability has been improved
• Overall stability of your device has been improved.
• The security of your device has been improved.
• The security of your device has been improved.
• The stability of Camera has been improved.
• Bluetooth connectivity and stability has been improved
• Overall stability of your device has been improved.
• The security of your device has been improved.
One UI 4.1 Update
One UI 4.1 brings you the latest features for your Galaxy devices. More intuitive, more fun, more secure, and easier than ever.
Check out the changes below.
Gallery
Add portrait effects
You can now add background blur to any picture with a person in view.
Convert unnecessary motion photos to still images
Save storage space by converting motion photos to still images. Gallery will suggest pictures where motion isn't necessary, such as documents.
Share albums as links
No need t...
• The security of your device has been improved.
One UI 4.1 Update
One UI 4.1 brings you the latest features for your Galaxy devices. More intuitive, more fun, more secure, and easier than ever.
Check out the changes below.
Gallery
Add portrait effects
You can now add background blur to any picture with a person in view.
Convert unnecessary motion photos to still images
Save storage space by converting motion photos to still images. Gallery will suggest pictures where motion isn't necessary, such as documents.
Share albums as links
No need t...
• The security of your device has been improved.
One UI 4 brings you a wide array of new features and enhancements for your Galaxy devices. More intuitive, more fun, more secure, and easier than ever.
Check out the changes below.
Customize your phone with unique colors based on your wallpaper. Your colors will be applied to menus, buttons, backgrounds, and apps throughout your phone.
One UI 4 offers strong privacy protection to make sure your personal information doesn’t fall into the...
• The security of your device has been improved.
• Overall stability of your device has been improved.
• The security of your device has been improved.
• The security of your device has been improved.
• The performance of Camera has been improved
• Enhanced Quick Share
- Improve file sharing between Galaxy devices using Quick Share.
• The security of your device has been improved.
· Improved performance. - Camera
· The security of your device has been improved.
Calendar
- Extract the date and address from the event title and recommend automatic registration.
- Receive notifications from SmartThings devices that also have specified schedule notifications.
Camera
- The performance of Camera has been improved
Display
- Eye comfort shield function has been added.
- The color temperature of the screen automatically adjusts for the time of day.
Buds Auto Switching
- Support Buds auto switching between Galaxy phone and tablet.
Reminder
- Extract the da...
• The security of your device has been improved.
• The stability of Camera has been improved.
• Wi-Fi connectivity and stability have been improved.
• The security of your device has been improved.
One UI 3 is designed to help you focus on what matters. Our visual redesign has improved the places you visit the most, like the Home screen and quick panel, to reduce distractions, highlight important information, and make your experience more consistent. Performance improvements will help apps run quicker while using less battery power. And One UI 3 puts control in your hands with new privacy controls, one-time permissions, and enhanced Digital Wellbeing.
Sc...
• The security of your device has been improved.
• The stability of Camera has been improved.
• Wi-Fi connectivity and stability have been improved.
• The security of your device has been improved.
Box codes of SM-G977B for different colors and markets. Firmware is chosen by the model code SM-G977B and your region (CSC), not by the SKU.

SM-G977U

SM-G975WC

SM-G973C

SM-G970W

SM-G870F0
The newest firmware for SM-G977B runs Android 12: build G977BXXUEHXJ1, released on October 3, 2024.
The latest build for SM-G977B, G977BXXUEHXJ1, was released on October 3, 2024 (2 years ago).
SM-G977B has had no new firmware for 25 months, so regular updates have most likely ended.
Yes, all firmware files for SM-G977B are 100% official, original, and obtained directly from Samsung servers.
To flash SM-G977B, you need to download the appropriate firmware, put your device into Download Mode, and use the Odin tool to load the BL, AP, CP, and CSC files.
Downgrading is only possible if the bootloader version (binary bit) of the old firmware matches the current one. Always check the binary version before flashing SM-G977B.
Yes. Every build on this page is the official stock ROM for SM-G977B from Samsung's update server, the same package other sites call the flash file or the software update. It installs with Odin on a Windows PC.
No. Factory Reset Protection is tied to the Google account that was on the phone and survives a firmware flash. Sign in with that account or use the legal options in our FRP guide.