Samsung Galaxy A40 A405FNXXU2ASK1
SM-A405FN 9 countries Android 9 (Pie)

Samsung Galaxy A40 A405FNXXU2ASK1 Firmware

Samsung Galaxy A40 A405FNXXU2ASK1 is an Android 9 (Pie) firmware for 9 countries, 9 CSC codes. It is the same firmware configured per region and carrier (CSC). Find your country below, verify the file and download for free. Compared with the previous build A405FNXXU2ASJ6: security patch 2019-12-01 instead of 2019-10-01. A newer build for SM-A405FN is available: A405FNXXU4CWC3.

Download firmware
9.4/10 (478)38,715 times
Android 9 (Pie)
OS Version
2019-11-26
First release
other regions until 2019-12-04
2019-12-01
Security patch
9
Countries
9
CSC codes
2
Bootloader binary

Bootloader binary 2. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

Newer builds of Samsung Galaxy A40 use bootloader binary 4 (latest: A405FNXXU4CWC3). If your device already runs binary 4, this build cannot be flashed.

All regional downloads

Pick your region (CSC) to download the matching firmware package.

Paste your current build number from Settings > About phone (About tablet) > Software information, or the output of *#1234#.
    Your CSC is in Settings → About phone (About tablet) → Software information, or dial *#1234#. The CSC sets your region's features and network bands. Download the firmware for your country.
    3
    ModelRegionCSC VersionMODEM/CP VersionBuild DateRelease dateSizeFile nameDownload
    SM-A405FN
    3IE Ireland
    DRE Austria
    H3G United Kingdom
    HUI Italy
    		A405FNCKH2ASL1A405FNXXU2ASK2 2019-12-04 2019-12-26 3.484 GiB
    SM-A405FN_1_20201202145234_n4ll8eqqv8_fac.zip
    		Download
    SM-A405FN
    AMO Spain
    FTM France
    OPV Poland
    ORO Romania
    		A405FNOGC2ASK1A405FNXXU2ASK2 2019-12-02 2020-01-08 3.338 GiB
    SM-A405FN_1_20201203142604_3l37549pel_fac.zip
    		Download
    SM-A405FN
    ORS Slovakia
    		A405FNOGC2ASK1A405FNXXU2ASK1 2019-11-26 2020-01-08 — — Download

    No matching downloads

    How to flash A405FNXXU2ASK1

    • A405FNXXU2ASK1 has bootloader binary 2. Your device must run binary 2 or lower: it is the 5th character from the end of your current build number.
    • CSC: Use CSC for a clean install, to change the region (CSC code), to downgrade or to repair a device that does not boot.
    • HOME_CSC: Use HOME_CSC to update the same model and region while keeping your data. Back up anyway: a failed update can still require a reset.
    • The Download Mode key combo depends on the model: see all combos.
    Full flashing guide
    Beware: Manually flashing firmwares may brick your device. Use it at your own risk and follow our tutorial steps.

    What's new in A405FNXXU2ASK1

    · The security of your device has been improved.

    Rollout of A405FNXXU2ASK1 by region

    First release
    December 26, 2019
    Last region
    January 8, 2020
    Duration
    14 days
    Regions
    9
    1. Day 1 · · 4 regions
      AustriaDREIreland3IEItalyHUIUnited KingdomH3G
    2. Day 14 · · 5 regions
      FranceFTMPolandOPVRomaniaOROSlovakiaORSSpainAMO

    Device specifications

    • Launched withAndroid 9.0
    • Display diagonal15 cm (5.9")
    • Display resolution1080 x 2340 pixels
    • Display typeSAMOLED
    • Processor frequency1.8 GHz
    • Processor familySamsung Exynos
    • RAM4 GB
    • Rear camera resolution16 MP
    • Rear camera typeDual camera
    • SIM cardsDual SIM
    • Battery capacity3100 mAh
    • Weight140 g

    Frequently Asked Questions

    A405FNXXU2ASK1 is Android 9 (Pie) firmware for Samsung Galaxy A40, released for 9 countries, 9 CSC codes. It includes the 2019-12-01 security patch. Samsung built it on 2019-11-26.

    No. A newer build for SM-A405FN is available: A405FNXXU4CWC3. Install it instead of A405FNXXU2ASK1 unless you need this exact version. The previous build was A405FNXXU2ASJ6.

    Download the package for your region (CSC) and unzip it. In Odin, load each file into the slot with the same name: BL, AP, CP (if the package has one) and CSC, or HOME_CSC to keep your data. Odin checks the built-in checksum of every .tar.md5 file before flashing. The Samsung Galaxy A40 must be on bootloader binary 2 or lower.

    This build uses bootloader binary 2. It can be flashed on a Samsung Galaxy A40 running binary 2 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 8 other builds of this model use the same binary, so you can switch between them in both directions.

    Other builds and changelog for Samsung Galaxy A40

    • Overall device performance has been improved.
    • The security of your device has been improved.

    • The security of your device has been improved.

    • Overall device performance has been improved.
    • The security of your device has been improved.

    • The security of your device has been improved.

    • Overall stability of your device has been improved.

    Show 15 older builds

    • Overall device performance has been improved.
    • The security of your device has been improved.

    • Overall stability of your device has been improved.
    • The security of your device has been improved.

    • The security of your device has been improved.

    • Overall device performance has been improved.
    • The security of your device has been improved.

    • Improved stability. - Wi-Fi tethering
    • Overall device performance has been improved.
    • The security of your device has been improved.

    • Overall stability of functions improved.

    One UI 3 Upgrade (Android 11)

    One UI 3 is designed to help you focus on what matters. Our visual redesign has improved the places you visit the most, like the Home screen and quick panel, to reduce distractions, highlight important information, and make your experience more consistent. Performance improvements will help apps run quicker while using less battery power. And One UI 3 puts control in your hands with new privacy controls, one-time permissions, and enhanced Digital Wellbeing.

    Sc...

    • The SIM card detection stability has been improved.
    • The stability of Camera has been improved.
    • The security of your device has been improved.

    • The security of your device has been improved.

    · The security of your device has been improved.

    Model firmware by region