Shopping Cart

Samsung S21 Ultra Clone Firmware (Flash file)

Samsung S21 Ultra Clone firmware (flash file) Download all versions

Firmware information

Product NameSamsung S21 Ultra Clone
CPU ModelMT6572
Android VersionAndroid Marshmallow 6.0
Firmware VersionsFactory Stock Rom (CM2)

Download Tab

FILE NAMEMT6572__alps__S21_Ultra__6.0__F63KC1_ZYDK_HA13_S21_Ultra_FW_TOPCELL_ER245P_M01_20210416_1440__KOT49H__f63kc1_zydk_ha13.7z
Possible MatchCompatible with Welcome Firmware
Availability Free
Download LinkFILE-HOST


Flashtool Link (use latest release)SP Flashtool
Drivers Download LinkMTK Drivers
Flash TutorialYes
FRP Bypass TutorialNo need
Boxes & Dongle supportInfinity CM2, Nck Dongle, Miracle Box, other MTK Tools
Technical Features (fiche technique)Not available

Important Notes:

If there are several versions available to download, and you are confuse which version to use, just choose one, flash it without boot loader (uncheck boot-loader from SP flash-tool partitions list), if the first one did not do the work, go to the next version.

All Firmware are fully tested, but always take a backup of current phone firmware before attempt to flash clone devices.

Gsm-FLash is not responsible of any harm may happen to device while using this firmware.

Knowledge bases:

Why you need to install stock rom?

You need this firmware/stock rom if you have encountered this kind of problem in your Smartphone Listed Below:

Hang on logo / Rebooting / Bootloop & Dead boot after a wrong software / Virus & Sexual Apps / System crashing

Hardware or software problem (Emmc problem)??

  • What is Emmc problem? also called read mode only,  it means that your internal memory doesn’t accept command, so the phone stay on the same condition after a install stock rom or a after a hard reset.
  •  in conclusion if the phone hang on logo after flash or hard reset, you ara facing Emmc problem and you need to replace the phone chipset.

© 2021
USD United States (US) dollar
EUR Euro


Click one of our representatives below to chat on WhatsApp or send us an email to

× How can I help you?