Samsung Galaxy Note20 5G N9810ZCU2DUG3
SM-N9810 1 country Android 11

Samsung Galaxy Note20 5G N9810ZCU2DUG3 Firmware

Samsung Galaxy Note20 5G N9810ZCU2DUG3 is an Android 11 firmware for China (CHC). 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 N9810ZCS2DUF1: security patch 2021-07-01 instead of 2021-06-01. A newer build for SM-N9810 is available: N9810ZSUEHZE1.

OS updates guaranteed until: Android 13Security updates until: Aug 24, 2024
9.1/10 (452)4,469 times
Android 11
OS Version
2021-08-09
Build Date
2021-07-01
Security patch
1
Countries
1
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 Note20 5G use bootloader binary E (14) (latest: N9810ZSUEHZE1). If your device already runs binary E (14), 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#.
    MODEM/CP Version: N9810ZCU2DUG2
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-N9810
    CHC China
    		N9810OZL2DUG3 2021-08-09 7.326 GiB
    SM-N9810_2_20210729115735_kd3q2hc1c8_fac.zip

    No matching downloads

    Device specifications

    • Launched withAndroid 10.0
    • Display diagonal17 cm (6.7")
    • Display resolution2400 x 1080 pixels
    • Display typeSuper AMOLED Plus
    • RAM8 GB
    • RAM typeLPDDR5
    • Rear camera resolution12 MP
    • Rear camera typeTriple camera
    • Battery capacity4300 mAh
    • Weight192 g

    Specifications of SM-N981B, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

    What's new in N9810ZCU2DUG3

    · The security of your device has been improved.

    How to flash N9810ZCU2DUG3

    • N9810ZCU2DUG3 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.

    Frequently Asked Questions

    N9810ZCU2DUG3 is Android 11 firmware for Samsung Galaxy Note20 5G, released for China (CHC). It includes the 2021-07-01 security patch. Samsung built it on 2021-08-09.

    No. A newer build for SM-N9810 is available: N9810ZSUEHZE1. Install it instead of N9810ZCU2DUG3 unless you need this exact version. The previous build was N9810ZCS2DUF1.

    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 download is 7.326 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy Note20 5G must be on bootloader binary 2 or lower.

    This build uses bootloader binary 2. It can be flashed on a Samsung Galaxy Note20 5G running binary 2 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 17 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 Note20 5G

    • Stability and reliability
    Device behavior has been improved.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    • Stability and reliability
    Device behavior has been improved.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    • Security
    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    • Security
    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    • Stability and reliability
    Device behavior has been improved.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    Show 15 older builds

    • Security
    The device is protected with improved security.

    • Security
    The device is protected with improved security.

    • The latest Android security patch has been applied.
    - Device security has been further enhanced.

    • The latest Android security patch has been applied.
    - Device security has been further enhanced.

    • The latest Android security patch has been applied.
    - Device security has been further enhanced.

    • The latest Android security patch has been applied.
    - Device security has been further enhanced.

    • The latest Android security patch has been applied.
    - Device security has been further enhanced.

    • The latest Android security patch has been applied.
    - Device security has been further enhanced.

    • The latest Android security patch has been applied.
    - Device security has been further enhanced.

    • The latest Android security patch has been applied.
    - Device security has been further enhanced.

    • The latest Android security patch has been applied.
    - Device security has been further enhanced.

    • The latest Android security patch has been applied.
    - Device security has been further enhanced.

    • The latest Android security patch has been applied.
    - Device security has been further enhanced.

    • The latest Android security patch has been applied.
    - Device security has been further enhanced.

    • The latest Android security patch has been applied.
    - Device security has been further enhanced.

    Model firmware by region