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How to Flash /Install (Software) Zen Ultrafone 402 Style Pro firmware (Stock ROM)

How to Flash Zen Ultrafone 402 Style Pro Stock Firmware using Spreadtrum Upgrade Tool

Want to Install Stock ROM On Zen Ultrafone 402 Style Pro ? If you own a Zen Ultrafone 402 Style Pro smartphone and searching for the Stock Firmware then you are at the right place. Here i will guide you to install official stock Rom on Zen Ultrafone 402 Style Pro smartphone. This guide is simple and easy to follow. We have listed the Official Stock Rom for Zen Ultrafone 402 Style Pro below. Download the required file to either upgrade or downgrade your Zen Ultrafone 402 Style Pro. This guide is followed by the Spreadtrum Upgrade Tool method which is simple and easy. You can just flash firmware on Zen Ultrafone 402 Style Pro using the Spreadtrum Upgrade Tool method. Follow the steps carefully to flash the firmware on Zen Ultrafone 402 Style Pro using the guide.

We ask you to read the steps before doing something wrong. “READ READ READ” Once you are done! Now you can download the Spreadtrum Upgrade Tool , USB Drivers and the stock Rom from the below Pre-Requisite note.

Guide To flash Official Stock ROM On Zen Ultrafone 402 Style Pro

Download the ROM which we have listed in this table below. This guide is helpful to those who are looking to Downgrade or upgrade your Zen Ultrafone 402 Style Pro smartphone. You can anytime flash the stock Rom on Zen Ultrafone 402 Style Pro. This guide is also helpful to unbrick the phone (revert back from death), you can install the Stock Firmware build to revert back to old version also. Also if you feel your Zen Ultrafone 402 Style Pro lag or has any issue, then flash the stock firmware from the list below and save from situation. Stock Firmware doesn’t void a warranty on your device.

To install the Stock Firmware on Zen Ultrafone 402 Style Pro, Please follow the guide and download the Rom . This guide is for How to Install Stock ROM on Zen Ultrafone 402 Style Pro smartphone.

The Advantage Of Zen Ultrafone 402 Style Pro Stock Firmware:

  • Flash Stock To Unbrick your Zen Ultrafone 402 Style Pro
  • Flash Stock ROM to Fix the Bootloop problem1
  • Upgrade and Downgrade Zen Ultrafone 402 Style Pro
  • Unroot or Fix Bugs on your phone
  • To fix the lag or stutter on Zen Ultrafone 402 Style Pro
  • By flashing Stock ROM, you can solve software problems.
  • Revert back to stock to gain your warranty.

READ THIS CAUTION:

So before jump into the manual upgradation setup, please make sure you have a good amount juice with at least 80% Charge. If not please charge the phone. Backup your phone in case if you need it later. If you brick the device we are not responsible. Do it at your own risk. Remember this guide is to update Stock ROM on Zen Ultrafone 402 Style Pro.

Download Zen Ultrafone 402 Style Pro Stock Firmware (Original flash file):-

Download Stock Firmware Rom

Flash Zen Ultrafone 402 Style Pro Stock Firmware using Spreadtrum Upgrade Tool:-

  • Step 1: Download and Install Zen Ultrafone 402 Style Pro Device USB Driver on your Computer. If in case Spreadtrum Driver is already installed on your computer then SKIP this Step.
  • Step 2: After Download Stock Rom (pac) for your Android Device.
  • Step 3: Download and extract Spreadtrum Upgrade Tool on your computer. After extracting, you will be able to see the following files:

Step 4: Now, open UpgradeDownload.exe.

  • Step 5: Once Spreadtrum Upgrade Tool is launched, connect your Zen Ultrafone 402 Style Pro Device to the computer (make sure your Android Device is switch off).
Guide To flash Official Stock ROM On Android Device

Step 6: Once your Zen Ultrafone 402 Style Pro Device Smartphone is connected successfully to the computer, click on the Load Packed Button and add the .pac file (stock rom which comes as .pac).Guide To flash Official Stock ROM On Android Device Step 7: Once you have successfully added the Pac file in Spreadtrum Upgrade Tool, click on the Start Downloading button to begin the flashing.

Guide To flash Official Stock ROM On Android Device

Step 8: During the flashing process your Zen Ultrafone 402 Style Pro Device will restart automatically. Once flashing is completed, you will be able to see the Green Passed Message in Spreadtrum Upgrade Tool. Guide To flash Official Stock ROM On Android Device Guide To flash Official Stock ROM On Android Device

Step 9: Now you have successfully flashed your Zen Ultrafone 402 Style Pro Device using Spreadtrum Upgrade Tool. Once your Zen Ultrafone 402 Style Pro Device is successfully restarted, Go to Settings > About Phone > Check firmware.

Congratulations, Now you have successfully flashed the stock firmware on your Zen Ultrafone 402 Style Pro using Spreadtrum Upgrade Tool

Flash Zen Ultrafone 402 Style Pro Stock Firmware using Spreadtrum Upgrade Tool (video):-

https://www.youtube.com/watch?v=etcUg_xGyg8 Keep in Mind:

  • [*]How to Write IMEI: After flashing Zen Ultrafone 402 Style Pro stock firmware on Spreadtrum Device, you may need to flash the IMEI also, for that use WriteIMEI or Read&Write Tool to Flash IMEI on Spreadtrum Devices.
  • [*] Credits: SPD upgrade tool shared on this page is made available by Spreadtrum Communications Inc. So, full credits goes to them for the tool.
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