Samsung Galaxy Note20 5G N981U1UES2DUI1
SM-N981U1 1 country Android 11

Samsung Galaxy Note20 5G N981U1UES2DUI1 Firmware

Samsung Galaxy Note20 5G N981U1UES2DUI1 is an Android 11 firmware for Puerto Rico (PCT). 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 N981U1UES2DUH3, Android and the bootloader binary are unchanged, so you can switch between the two in both directions. A newer build for SM-N981U1 is available: N981U1UESEHYH2.

OS updates guaranteed until: Android 13Security updates until: Aug 24, 2024
9.3/10 (456)4,557 times
Android 11
OS Version
2021-09-23
Build Date
2021-09-01
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: N981U1UESEHYH2). 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: N981U1UEU2DUF2
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-N981U1
    PCT Puerto Rico
    		N981U1OWA2DUF2 2021-09-24 5.815 GiB
    SM-N981U1_1_20210916034435_l66migw63u_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 N981U1UES2DUI1

    · The security of your device has been improved.

    How to flash N981U1UES2DUI1

    • N981U1UES2DUI1 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

    N981U1UES2DUI1 is Android 11 firmware for Samsung Galaxy Note20 5G, released for Puerto Rico (PCT). It includes the 2021-09-01 security patch. Samsung built it on 2021-09-23.

    No. A newer build for SM-N981U1 is available: N981U1UESEHYH2. Install it instead of N981U1UES2DUI1 unless you need this exact version. The previous build was N981U1UES2DUH3.

    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 5.815 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". 24 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

    • 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.

    • Security
    The device is protected with improved security.

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

    • The security of your device has been improved.

    • The security of your device has been improved.

    Show 15 older builds

    • 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.

    • The security of your device 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.

    • The security of your device 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.

    • The security of your device 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.

    Model firmware by region