How To Flash Stock Rom Firmware On Karbonn A9s
These are the instructions to download Flash or install Stock Firmware (ROM) on Karbonn A9s (Original firmware) , If you searching for the Karbonn A9s Stock ROM then you are at the right place. Here i will guide you to install official stock Rom on Karbonn A9s , Here you can download the Official Karbonn A9s Stock Firmware ROM (flash file) on your Computer
Download Karbonn A9s Stock Rom (Original firmware)
Requirements: Your Karbonn A9s Device should have at least 40-50 percent of battery to perform the Flashing Process.
Flash File Name: Karbonn_A9s_V9_21-08-2014-[flash-file.net].zip
Flash File Size: 467 MB
Flash Tool Link: SPD Flash Tool
How to Flash Stock Firmware ROM on Karbonn A9s
To install the Stock Firmware on Karbonn A9s , Please follow the guide and download the Rom . This guide is for How to Install Stock ROM on Karbonn A9s .
Step 1: Download and Install Karbonn A9s 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 Karbonn A9s 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 Karbonn A9s Device to the computer (make sure your Android Device is switch off).
Step 6: Once your Karbonn A9s is connected successfully to the computer, click on the Load Packed Button and add the .pac file (stock rom which comes as .pac).
Step 7: Once you have successfully added the Pac file in Spreadtrum Upgrade Tool, click on the Start Downloading button to begin the flashing.
Step 8: During the flashing process your Karbonn A9s Device will restart automatically. Once flashing is completed, you will be able to see the Green Passed Message in Spreadtrum Upgrade Tool. 
Step 9: Now you have successfully flashed your Karbonn A9s using Spreadtrum Upgrade Tool. Once your Karbonn A9s Device is successfully restarted, Go to Settings About Phone Check firmware..
Congratulations, Now you have successfully flashed the stock firmware on your Karbonn A9s using Spreadtrum Upgrade Tool
Keep in mind:
[*] Karbonn A9s Flash Tool: If you need to download the latest version of SPD Flash Tool, then head over to SPD Flash Tool .
[*] Backup Please: Take a backup of your important data before Flashing Karbonn A9s Stock Firmware as because during the flashing process your personal data will be removed permanently.
[*] Broken link Report here.
[*] ROOT Karbonn A9s:If you would like to know how to root your Karbonn A9s android device, drop a comment below. We will share the tutorial for your device as quickly as possible .