Walton Primo D4 Official firmware Testd 100% Download Free Here

                          Walton Primo D4 Official firmware Test 100% Download Free Here 

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.

Done!!!

 

File Password

01910553340

Download Here