How to Flash Any MTK Android using Smartphone Flash Tool :
Step-1. Download and install MTK USB Driver on your computer or laptop. In case you have already installed Android Driver on your PC/Laptop then Skip this step.
Step-2. Download Stock firmware compatible with your MTK Mobile or Tab, if you have already downloaded the Stock firmware file then ignore downloading it again, and extract the zip file it on your PC/Laptop.
Step-5. Now, After Extracting SP Flash Tool on your PC, Open Flash_tool.exe and run it as an administrator to start Tool.
Step-6. Click on the “Download” tab, now click on the “Scatter-loading” button and select Scatter file in the Stock firmware folder.
Step-7. Once you have clicked on the “Download” Button/Tab to begin the Flashing Process.
Step-8. Now, connect your Smartphone to the PC via USB cable.
When your device is connected, Press Smartphone “Volume Down” or “Volume Up” key, so that your computer easily detect your smartphone.
Step-9. Once Flashing is completed, You see, the Green Ring will appear then remove the USB cable from the Smartphone device.
Step-10. Now, your MTK Android Firmware Update success, Close the Smartphone Flash Tool on your PC/Laptop.
Congratulations, Now your MTK (MediaTek) Smartphone is successfully running the Stock firmware you have Downloaded.
[Tutorial] How to use SP Flash Tool
NOTE: Take a backup of your important data (file) before using the SP Flash Tool as because during the flash process your all personal data will be permanently removed.
Smart 4G Max 5.5 ROM (Flash File)
1.its fix baseband unknown
2.it’s reset, unlock and remove FRP(google account verification), Pin, password, pattern, and privacy
3.Lock after flash its fix
4.Dead boot its fix hanging on True logo
Smart 4G Max 5.5_SP_Flash_DA_MT6737M