Download Samsung Galaxy A40 SM-A405FN - COS - A405FNXXU3CUD3

Download the firmware flash for Samsung Galaxy A40 with the code is SM-A405FN. This firmware for the region with CSC code is COS (COS - Greece). 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 A405FNXXU3CUD3 and Android version is R(Android 11). This firmware size is 3.97 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 A405FNXXU3CUD3
  • CSC VERSION A405FNODX3CUD3
  • ANDROID VERSION R(Android 11)
  • BIT (BINARY/U/SW REV.) 3
  • SIZE 3.97 GB  Full Files
  • MD5 96de8230d5f9b239c8aad7d04338b272
• 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
 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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