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Home › kingstar › Kingstar B21 Firmware

Kingstar B21 Stock Firmware

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Here you will find all the latest kingstar firmware for Kingstar B21. If you are looking for Kingstar B21 stock ROM firmware, then you are on the right page.

Before downloading, make sure your device is Kingstar B21, if it is not, then flashing the below stock firmware can brick your device.

The Kingstar B21 firmware helps in unbricking the device, updating the device to latest android version, revert the device back to stock, fix boot loop issues and several other issues on your device.

Download Kingstar B21 Firmware

File Name: Kingstar_B21_V01_140916_SPD.zip

File Size: 4 MB

Get Firmware

Also: Kingstar C10 Power Stock Firmware

How To Flash Kingstar B21 Stock Firmware

  1. Download and extract the Kingstar B21 firmware package on your computer.
  2. After extracting the package, you will find USB Drivers, flashing tool, and firmware files.
  3. Install the provided drivers on your computer. Skip this step if you already have the drivers installed on your PC.
  4. Launch the firmware flashing tool and load the Kingstar B21 firmware files inside the flash tool.
  5. Connect your device to the computer using USB cable and begin the firmware flashing process.
  6. Once the flashing is completed, you will see a success message.
  7. Disconnect your Kingstar B21 device from the computer and restart the device.

Follow Detailed Instructions

Important Notes:

[*] Disclaimer: Firmware flashing is a tedious process and should be carried out only if you have enough knowledge. We, nor anybody, should be held responsible for any damage to your device.

[*] Take a Backup: If you are going to flash the above firmware on your Kingstar B21 device, then make sure to take a backup of your data as it will be deleted after flashing the stock firmware.

[*] Broken link? Report here.

[*] Have we missed any device model? Let us know by contacting us via Contact Us page.

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