Download Combination Samsung Galaxy A21 SC-42A - SC42AOMU1ATJ3

Download the Combination file for Samsung Galaxy A21 with the code is SC-42A. Please make sure the code is correct. You can check model code in Setting - About, in Download mode or you can find it by flipping your phone or among the things you found in the box. This product PDA version is SC42AOMU1ATJ3 and FA version is FAQ0. This firmware size is 1.09 GB.

This firmware is combination firmware (engineer firmware / test firmware) official from Samsung but not publicly. Samfw.com will not responsible for any damage caused by using the files on this website. This software is intended for expert users or technicians. Please do not download or flash to your phone if you do not understand what this file is and how to use it

We recommend you are using official Samsung tool like Samsung Smart Switch or Samsung Kies. Samfw.com will not responsible for any damage caused by using the files on this website

  • AP VERSION SC42AOMU1ATJ3
  • BIT (BINARY/U/SW REV.) 1
  • SIZE 1.09 GB
  • MD5 ac94bc9764c731c3f0587006cdf42d4a
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Lastest firmwares Galaxy A21 SC-42A
Device CSC Version Bit/SW REV.
Security Patch Lvl.
OS Build date
SC-42A / Galaxy A21 DCM SC42AOMU1BVC1 1  2022-03-01  Full Files R(Android 11) 20220316163351
SC-42A / Galaxy A21 DCM SC42AOMU1BUK1 1  2021-12-01  Full Files R(Android 11) 20211125171200
SC-42A / Galaxy A21 DCM SC42AOMU1BUJ1 1  2021-10-01  Full Files R(Android 11) 20211008231927
 How to flash Samsung Galaxy A21 SC-42A firmware

1. Extract (unzip) the Samsung firmware file. Recommended using WinRAR or 7-Zip

2. Download Odin Tool 3.13.1

3. Extract Odin ZIP file

4. Open Odin execute file

5. Reboot Samsung phone in Download Mode (hold Home + Power + Volume Down buttons / hold Volume Down + Bixby buttons then plug-in cable)

6. Connect you Samsung phone and wait until you get a blue sign in Odin

7. Add the 1 file Samsung firmware to AP/PDA or 4 files Samsung firmware (AP/BL/CP/CSC) to it's slots

8. Make sure re-partition is NOT ticked

9. Click the START button, sit back and wait few minutes

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