Samsung Galaxy S21+ 5G G9960ZHSDHYF2
SM-G9960 2 countries Android 15

Samsung Galaxy S21+ 5G G9960ZHSDHYF2 Firmware

Samsung Galaxy S21+ 5G G9960ZHSDHYF2 is an Android 15 firmware for Hong Kong SAR China (TGY), Taiwan (BRI). 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 G9960ZHSCHYE2: bootloader binary raised from C (12) to D (13), so after installing it there is no way back to older builds. A newer build for SM-G9960 is available: G9960ZCUGHZE1.

OS updates guaranteed until: Android 15Security updates until: Jan 31, 2026
Download firmware
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Android 15
OS Version
2025-07-24
Build Date
2025-06-01
Security patch
2
Countries
2
CSC codes
D (13)
Bootloader binary

Bootloader binary D (13). Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

Newer builds of Samsung Galaxy S21+ 5G use bootloader binary G (16) (latest: G9960ZCUGHZE1). If your device already runs binary G (16), 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: G9960ZCSDHYF2
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-G9960
    BRI Taiwan
    TGY Hong Kong SAR China
    		G9960OZSDHYF2 2025-07-24 7.702 GiB
    SM-G9960_5_20250714083211_lsh5cd8fsw_fac.zip
    		Download

    No matching downloads

    How to flash G9960ZHSDHYF2

    • G9960ZHSDHYF2 has bootloader binary D (13). Your device must run binary D (13) 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 G9960ZHSDHYF2

    • 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 patch: June 2025

    SMR Jun-2025 fixes 55 vulnerabilities, 0 of them critical. Android Security Bulletin: 36, Samsung Semiconductor: 10, Samsung-specific issues (SVE): 9.

    Most severe Samsung fixes:

    • high Improper access control in fingerprint trustlet (CVE-2025-20987)
    • high Improper logging in fingerprint trustlet (CVE-2025-20989)

    All fixes and Galaxy models with this patch

    Rollout of G9960ZHSDHYF2 by region

    Samsung released this build in all regions (2) on the same day, July 24, 2025.

    Device specifications

    • Launched withAndroid 11
    • Display diagonal17 cm (6.7")
    • Display resolution2400 x 1080 pixels
    • Display typeDynamic AMOLED 2X
    • RAM8 GB
    • RAM typeLPDDR5
    • Rear camera resolution12 MP
    • Rear camera typeTriple camera
    • Battery capacity4800 mAh
    • Weight202 g

    Specifications of SM-G996B, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

    Frequently Asked Questions

    G9960ZHSDHYF2 is Android 15 firmware for Samsung Galaxy S21+ 5G, released for Hong Kong SAR China (TGY), Taiwan (BRI). It includes the 2025-06-01 security patch. Samsung built it on 2025-07-24.

    SMR Jun-2025 fixes 55 vulnerabilities, 0 of them critical. Android Security Bulletin: 36, Samsung Semiconductor: 10, Samsung-specific issues (SVE): 9.

    No. A newer build for SM-G9960 is available: G9960ZCUGHZE1. Install it instead of G9960ZHSDHYF2 unless you need this exact version. The previous build was G9960ZHSCHYE2.

    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 7.702 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy S21+ 5G must be on bootloader binary D (13) or lower.

    This build uses bootloader binary D (13). It can be flashed on a Samsung Galaxy S21+ 5G running binary D (13) or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 1 other build of this model uses the same binary, so you can switch between them in both directions.

    Other builds and changelog for Samsung Galaxy S21+ 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.

    • Security
    The device is protected with improved security.

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

    No changelog details available.
    • Security

    The device is protected with improved security.

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

    One UI 7.0 Upgrade (Android 15)
    Bold new look

    Visual enhancements
    Enjoy a more sophisticated and unique look. One UI 7 introduces a stunning redesign to key components including buttons, menus, notifications and control bars, providing a more consistent visual experience with curves and circles. Beautiful new colors, soft animations, and an innovative blur effect that's unique to One UI make information hierarchy clearer and help you focus on important information.

    Reimagined Home screen
    Fr...

    Show 6 older builds

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

    Model firmware by region