How To Install Official Stock ROM On Symphony i21

How To Install Official Stock ROM On Symphony i21
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Today I will guide you on How to Install Stock ROM on Symphony i21. Here are the list of Stock ROM on Symphony i21. This is an update for the Symphony i21. Now you can Install the Stock ROM using the SpreadTrum Flash Tool on your Symphony i21 Smartphone. Download the ROM which we have listed with the latest update. You can also update your Symphony i21 smartphone anytime, also you can install the listed earlier build to revert back to old version also. In case if you have bricked your device, then you can bring back the phone (Unbrick) using the stock firmware anytime. Also if you feel your Symphony i21 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 Symphony i21.

How To Install Official Stock ROM On Symphony i21

In this list, we have Android 6.0 Marshmallow Update but once we see the new update we will update the post. To install the Stock Firmware on Symphony i21, Please follow the guide and download the ROM and SpreadTrum Flash Tool on your computer. This guide is for How to Install Stock ROM on Symphony i21 smartphone.

Advantage of Stock Firmware :

  • Unbrick your phone
  • To Fix the Bootloop problem
  • You can upgrade and Downgrade your phone
  • Unroot or Fix Bugs on your phone
  • Fix the lag or stutter
  • Solve the soft brick on your phone
  • To 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 Symphony i21.

Also Read:

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How to Download Stock ROM on Symphony i21 :
  1. Go to this Link and Sign up first : Click Here
  2. You will receive a mail for confirmation to create a password
  3. Once you do that login and come back to our site
  4. Now you can download the files below

Download Stock ROM For Symphony i21   Download SpreadTrum Flash Tool

PREREQUISITE :

  • Download the Factory Download/Upgrade 
  • This will work Symphony i21 with Only SC7731
  • Charge your phone to at least 70%
  • Back up your device just in case if you need it later
  • You need either Laptop or PC

How to Update or Downgrade the STOCK ROM on Symphony i21 :

  1. First of all, do all the PREREQUISITE STEPS and Now Open the Extracted Factory Download/UpgradeDownload Folder
  2. In the folder, you will find 4 files which are shown in the screenshot below How To Install Official Stock ROM On
  3. Extract the UPGRADE DOWNLOAD or FACTORY DOWNLOAD to start flashing the ROM, here i will guide on using the UPGRADEDOWNLOAD Zip file.
  4. So now, Extract the Zip file UPGRADEDOWNLOAD and Open the file .exe named UPGRADEDOWNLOADHow To Install Official Stock ROM On
  5. Now Tap on the load packet option (Check Screenshot) to load the firmware. So browse the file with extension .pac from the ROM File you downloaded How To Install Official Stock ROM On
  6. After loading .pac, Connect your Symphony i21 smartphone to PC/Laptop and Click thestartbutton to start upgrading. How To Install Official Stock ROM On
  7. Wait until the process completes.
  8. During the flashing, your phone will restart automatically.
  9. That’s it ! You have updated the Stock ROM on Symphony i21 successfully.
1 comment
  1. workwd!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

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