Walton Primo D4 official firmware & flashtool download Free Here 100% Tested

Primo D4 Firmware upgrade instruction

# Install Driver by clicking “install” from “Driver” folder

# Open Flash tool (MultiPortDownload.exe file from flash tools folder)

1. Set Scatter-loading (“MT6572_Android_scatter.txt “file from “SW” folder)

2. Click,  BootRom+Preloader COM Sel All

3. Click, Start All

4. Press and hold volume up key till progress start

5. Connect USB cable & insert battery

It will  starts SW Upgrading and After several seconds, it  will show “Cksm(USRDATA) OK…100% “  with green icon.

 

 

 

How to Flash

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Step 1: Download and extract the stock firmware on your computer.

Step 2: After extracting you will find the SP Flash Tool, Driver and instruction manual.

Step 3: Install the USB Drivers (skip if drivers are already installed).

Step 4: Open the SP Flash Tool and load the Scatter File from the firmware folder.

Step 5: Connect your Smartphone to the computer using the USB Driver.

Step 6: Click on Upgrade / Download Button in the SP Flash Tool to Begin the Flashing.

Step 7: Green Ring will appear at the end of successful Flash.
Important Notes:[*] Take a Backup of your personal data before flashing or installing the firmware on your smartphone. As this helps you to recover the personal data whenever any thing wrong happens.