Samsung W25 Flip W7025ZCS2CYL1
SM-W7025 1 country Android 16

Samsung W25 Flip W7025ZCS2CYL1 Firmware

Samsung W25 Flip W7025ZCS2CYL1 is an Android 16 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 W7025ZCS2CYK3: security patch 2025-12-01 instead of 2025-11-01. A newer build for SM-W7025 is available: W7025ZCS4DZI1.

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Android 16
OS Version
2025-12-11
Build Date
2025-12-01
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 W25 Flip use bootloader binary 4 (latest: W7025ZCS4DZI1). 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#.
    MODEM/CP Version: W7025ZCS2CYL1
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-W7025
    CHC China
    		W7025CTC2CYL1 2025-12-18 13.29 GiB
    SM-W7025_3_20251211134140_4nlp6jo8nx_fac.zip

    No matching downloads

    How to flash W7025ZCS2CYL1

    • W7025ZCS2CYL1 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 W7025ZCS2CYL1

    • 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: December 2025

    SMR Dec-2025 fixes 65 vulnerabilities, 6 of them critical. Android Security Bulletin: 57, Samsung-specific issues (SVE): 8.

    Most severe Samsung fixes:

    • high Out-of-bounds write in decoding metadata in fingerprint trustlet (CVE-2025-21072)
    • high Out-of-bounds write in libimagecodec.quram.so (CVE-2025-58477)
    • high Out-of-bounds write in libimagecodec.quram.so (CVE-2025-58478)

    All fixes and Galaxy models with this patch

    Frequently Asked Questions

    W7025ZCS2CYL1 is Android 16 firmware for Samsung W25 Flip, released for China (CHC). It includes the 2025-12-01 security patch. Samsung built it on 2025-12-11.

    SMR Dec-2025 fixes 65 vulnerabilities, 6 of them critical. Android Security Bulletin: 57, Samsung-specific issues (SVE): 8.

    No. A newer build for SM-W7025 is available: W7025ZCS4DZI1. Install it instead of W7025ZCS2CYL1 unless you need this exact version. The previous build was W7025ZCS2CYK3.

    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 13.29 GiB; keep about twice that free on the computer to unzip it. The Samsung W25 Flip must be on bootloader binary 2 or lower.

    This build uses bootloader binary 2. It can be flashed on a Samsung W25 Flip running binary 2 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 2 other builds of this model use the same binary, so you can switch between them in both directions.

    Other builds and changelog for Samsung W25 Flip

    • Security
    The device is protected with improved security.

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

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    Visual design

    Fresh new look
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    • Security
    The device is protected with improved security.

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

    Model firmware by region