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 Download Samsung Galaxy A40 SM-A405FN - DCO - A405FNXXU3BTD4

Download the firmware flash for Samsung Galaxy A40 with the code is SM-A405FN. This firmware for the region with CSC code is DCO (DCO - Germany). 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 A405FNXXU3BTD4 and Android version is Q(Android 10). This firmware size is 3.65 GB.

This firmware is official from Samsung Cloud Server. Of course, 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 A405FNXXU3BTD4
  • CSC VERSION A405FNODX3BTD3
  • ANDROID VERSION Q(Android 10)
  • BIT (BINARY/U/SW REV.) 3
  • SIZE 3.65 GB  Full Files
  • MD5 b4b951ba0e955caa23b0e7de2858e8e7
• The SIM card detection stability has been improved.
• The stability of Camera has been improved.
• The security of your device has been improved.
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Lastest combinations Galaxy A40 SM-A405FN
Device Version Bit/SW REV. FA Change list
SM-A405FN / Galaxy A40 A405FNXXU3ATD1 3 FA90 CL15734739
SM-A405FN / Galaxy A40 A405FNXXU3ATB1 3 FA90 CL15734739
SM-A405FN / Galaxy A40 A405FNXXU3ATA1 3 FA90 CL15734739
SM-A405FN / Galaxy A40 A405FNXXU2ASG1 2 FA90 CL15734739
SM-A405FN / Galaxy A40 A405FNXXU2ASF2 2 FA90 CL15734739
All combinations
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 How to flash Samsung Galaxy A40 SM-A405FN 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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