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How to Flash /Install (Software) Lenovo S820 firmware (Stock ROM)

How to Flash Lenovo S820 Stock Firmware using Spreadtrum Upgrade Tool

Want to Install Stock ROM On Lenovo S820 ? If you own a Lenovo S820 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 Lenovo S820 smartphone. This guide is simple and easy to follow. We have listed the Official Stock Rom for Lenovo S820 below. Download the required file to either upgrade or downgrade your Lenovo S820. This guide is followed by the Spreadtrum Upgrade Tool method which is simple and easy. You can just flash firmware on Lenovo S820 using the Spreadtrum Upgrade Tool method. Follow the steps carefully to flash the firmware on Lenovo S820 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 Lenovo S820

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 Lenovo S820 smartphone. You can anytime flash the stock Rom on Lenovo S820. 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 Lenovo S820 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 Lenovo S820, Please follow the guide and download the Rom . This guide is for How to Install Stock ROM on Lenovo S820 smartphone.

The Advantage Of Lenovo S820 Stock Firmware:

  • Flash Stock To Unbrick your Lenovo S820
  • Flash Stock ROM to Fix the Bootloop problem1
  • Upgrade and Downgrade Lenovo S820
  • Unroot or Fix Bugs on your phone
  • To fix the lag or stutter on Lenovo S820
  • 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 Lenovo S820.

Download Lenovo S820 Stock Firmware (Original flash file):-

Download Stock Firmware Rom

Flash Lenovo S820 Stock Firmware using Spreadtrum Upgrade Tool:-

  • Step 1: Download and Install Lenovo S820 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 Lenovo S820 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 Lenovo S820 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 Lenovo S820 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 Lenovo S820 Device using Spreadtrum Upgrade Tool. Once your Lenovo S820 Device is successfully restarted, Go to Settings > About Phone > Check firmware.

Congratulations, Now you have successfully flashed the stock firmware on your Lenovo S820 using Spreadtrum Upgrade Tool

Flash Lenovo S820 Stock Firmware using Spreadtrum Upgrade Tool (video):-

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

  • [*]How to Write IMEI: After flashing Lenovo S820 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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