How to Install Stock Firmware on S-tell C257

Download official Firmware/Flash File for S-tell C257:

official stock Firmware/ Flash File Now available for the S-tell C257 & You can download it from below. by using this firmware you can solve all software Issues with in your S-tell C257 such as hang on Logo, frp lock, fastboot Mode, display blank or white after flash, dead recovery, dead after flash etc.

S-tell C257 Run on Android 6.0 & it is Powered by Spreadtrum SC7731e Processor. it is a dual SIM smartphone support Nano SIM card, connectivity Option’s Include GPS, Wi-Fi, hotspot, bluetooth & 3G.

Why We Need Stock Firmware?

  • to downgrade a Phone
  • to upgrade a Phone
  • fix some serious issue in phone
  • remove FRP Pattern and Pin lock
  • fix bootloop and software issue on Phone
  • completely Re-Installation of board software


  • first make a complete backup of your Personal data (if possible)
  • charge the device at least 50% to prevent accidental shut down during the process
Must Require:

Firmware Information:

Device Name: S-tell C257
Type: Full ROM
ROM Size:
up to 553MB
SoC: SC7731e
Os: Android 6.0
Password: Null
Gapps: Included
Root access: Not
Firmware Version: SP7731CEB_C257_6.0_C257_V01_C257

Download Links:

How to Install Stock Firmware on S-tell C257:

Readback package, write using CM2 or just repack to .PAC then follow below Instructions

    1. Download and Install SPD Driver from above
    2. Download and Extract ROM File and Flash tools From above
    3. Run Flash tools and Click Load Package.
    4. Now Select Pac file from the downloaded ROM folder
    5. Click Download and connect Your switched off Phone.
    6. done/

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