Is your Samsung Galaxy S10 5G (Model G977N) experiencing software problems, lag, or boot issues? Flashing the official firmware is the most reliable way to bring it back to life. Whether you're dealing with stuck-on-logo problems, performance drops, or random system crashes, installing the stock ROM can help restore factory stability. On this page, you'll find the official firmware file and a complete guide to flashing it safely.
š Why Flash the Firmware on G977N?
Stock firmware is the heart of your device—it runs the entire operating system. Updating or reinstalling it can:
- š§ Fix bootloop or freezing issues
- š” Improve security with patched vulnerabilities
- ⚡ Enhance system speed and overall performance
- šØ Restore original UI features and remove custom ROMs
š Stay Secure with Latest Updates
Old software versions often lack the latest Android security patches. Flashing updated firmware helps protect your personal data and ensures a safe user experience free from bugs and glitches.
š New Features & Smooth Experience
Each firmware update may include interface improvements, battery optimization, and added features. By flashing the newest ROM, you bring your phone closer to the performance it had out of the box.
š„ Download Official G977N Flash File
| Firmware Download Link |
|---|
| Download Samsung G977N Firmware (.zip) |
š§° Flashing Requirements
- ✔ Install Samsung USB drivers on your PC
- ✔ Charge your phone at least 50%
- ✔ Enable USB Debugging in Developer Options
- ✔ Download the latest Odin flash tool
š How to Flash Samsung G977N Using Odin
- Turn off the phone completely.
- Boot into Download Mode by pressing Volume Down + Bixby + Power buttons together.
- On the warning screen, press Volume Up to continue.
- Connect your device to PC using a USB cable.
- Launch the Odin tool on your computer.
- Click on “AP” and load the firmware file (.tar.md5).
- If you have BL, CP, or CSC files, load them in their respective sections.
- Ensure “Auto Reboot” and “F. Reset Time” are checked.
- Click “Start” to begin the flashing process.
- Wait until you see a green “PASS” message in Odin. Your phone will reboot automatically.
⚠️ Important Reminders
- š Always back up your personal data before flashing.
- ✅ Use only firmware made for model G977N to avoid brick risks.
- š§ Don’t disconnect the USB during flashing.
By following the above guide carefully, you'll restore your Galaxy S10 5G G977N to full working condition. Whether you're repairing software faults or just upgrading to the latest system version, this method is tested and safe.