SM-G990U Firmware download for Samsung Galaxy S21 FE from this page.

This Galaxy S21 FE has deferent model numbers, such as SM-G990U1 (USA unlocked), SM-G990W, SM-G990E, and SM-G990B. So it is important to download the right stock ROM file as SM–G990U firmware. Then you need to compare it with your device Model Number as SM-G990U.

Download the latest firmware (Stock ROM) for Samsung Galaxy S21 FE. You can find the SM-G990U Firmware version numbers as PDA Code and CSC code in the below list on this page. So, It should be a product code country-specific. Galaxy S21 FE has to be released most current android with compatible the device. So, It has to be an Android S(12) update for the device.

Find More Flash file: Samsung Firmware

Why Need SM-G990U Firmware

The ROM flash file is necessary when you want to do some of the following software related tasks:

• Upgrade or downgrade device’s firmware.
• To Fix Android update compatibility issues.
• Repair or Reinstall the Android OS.
• Device stability improvements, bug fixes.
• If need improvements to performance.
• If Rooted device need to Unroot then you need Stock ROM flash file.
• To Fix Android issues and apps compatibility issues.
• Fix unknown baseband error.
• Fix Errors like boot loop, hanging on the Samsung logo and rebooting continually.
• If you are need custom android development.
• Recover malware, virus, and spyware and more.

Samsung SM-G990U Firmware Download

Android S(12)

File List

Mostly latest firmware has been improved overall stability of your device. And the system security has been further enhanced. But If you need to downgrade the Android version. Then, Download and install or flash previous android version.

How to flash Galaxy S21 FE

Requirements

• SM-G990U Firmware download.
• Install Samsung USB drivers.
• Download the Samsung Odin3 flash tool. (Link)
• USB cable and Windows PC.

Samsung S21 firmware flashing process

1. Extract the downloaded SM-G990U flash file into a new folder.
2. Run the Odin tool as administrator
3. Boot the mobile phone into the downloaded mode.
4. Connect the device to the PC using the USB cable.
5. When Odin displayed added message, add AP, BL, CP, CSC files in the extracted folder into the corresponding fields.
6. Check the “F.Reset” and “Auto Reboot” in the options.
7. Click the start button.
8. After few minutes Odin will display a “Passed” message and the Samsung S21 FE firmware will be flashed.

Note – flashing SM-G990U firmware clears the entire galaxy S21 FE memory. Therefore make sure to back up the data into an external source.

Galaxy S21 FE key specifications

These specification related models SM-G990U.

• Released in January, 2022.
• Device Dimensions are 155.7 x 74.5 x 7.9 mm.
• Weight is 177 g and display size as 6.2 inches  with Corning Gorilla Glass Victus Protection.
• Released with Android 12, One UI 4.
• Processor chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) – Version 1
  Exynos 2100 (5 nm) – Version 2.
• Internal Storage 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM.
• Main Camera 12 MP and Front camera 32 MP.
• Non-removable battery Li-Po 4500 mAh with Fast battery charging.
• USB Type-C 2.0
• FM radio – Unspecified