INFINIX A9900 ANDROID 5.1 STOCK ROM FIRMWARE FLASH FILE

Below the direct link to download stockrom (firmware) file from google driver and more ….

stockrom contains flash tools , driver and tutorials …

Take a backup of your parsonal data before flash.
all data is deleted after flash.Whenever a thing is wrong, this
helps to recover the personal data.

Download INFINIX A9900 FIRMWARE

Download and Install Spreadtrum USB Driver on your Computer. If in case Spreadtrum Driver is already installed on your computer then Skip this Step.
Download .pac firmware for your device (Itel, other)
Download and extract Spreadtrum Upgrade Tool on your computer.
Now, open UpgradeDownload.exe. Once Spreadtrum Upgrade Tool launched, connect your Android device to the computer (make sure your device is switcheded off).
If Smartphone is securely attached to the computer, click on the Load Packed Button and add the .pac file (stock ROM which comes as .pac).
Having successfully added the.Pac file in Spreadtrum Upgrade Tool, click on the Start Downloading button to begin the flashing.
During the flashing process,, your device will restart automatically.
Once flashing completed, you will be able to see the Green Passed Message in Spreadtrum Upgrade Tool.
Now you have successfully flashed your Android Device using Spreadtrum Upgrade Tool.
Note after flashing phone on just 5 to 10 mins.
During the flashing process,, your device will restart automatically. Once flashing completed, you will be able to see the Green Passed Message in SPD Upgrade Tool
After flashing process, starts, it might take up to 5-10 minutes. So, keep patience and wait.

Download And Install SP Flash Tool

First, you need to download and install SP flash tool
Download and install MTK Android USB drivers
Then download Firmware file/Flash file/ROM for your phone
Your phone must have 50 % charging before this process,
switch off your mobile remove the battery (if removable) reinsert the battery and plug the USB cable in charging socket
Now open SP flash tool.exe
When SP flash tool open, go to download button in SP flash tool
In download tab, click on scatter load button
After locating the scatter tab, click on the download button
Now connect your smartphone with a USB cable and press volume up or volume down key for easy detection (remove and re-insert your phone battery if it is removable)
Now flashing is completed, a green ring will appear in SP flash tool
Close SP flash tool on your computer and unplug phone
Power on the phone and enjoy
After flashing process, starts, it might take up to 5-10 minutes. So, keep patience and wait.

Download and install QPST 2.7.422 with QFIL and Qualcomm USB Drivers.
Turn off the phone. Hold Vol+ button and plug-in USB Cable. The phone will vibrate one time; the screen will be black. It’s Download Mode.
There should be the device called in device management:
Qualcomm HS-USB QDLoader 9008 (COMXX)
In any other case, you have to install drivers manually.
Run QFIL.
Click Browse in Programmer Path and choose prog_emmc_firehose_8916.mbn
Load XML in Download Section:
First select RawProgram File: rawprogram0.xml
then Select Patch File: patch0.xml
Check all inputs is correct and click Download under Load XML button and wait about 5 to 10 minutes:
After flashing process, starts, it might take up to 5-10 minutes. So, keep patience and wait.