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Primo D4 Official Firmware, Driver & Flashtools

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Primo D4 official firmware & flashtool download link: http://www.mediafire.com/download/9kodah38xnfyn25/Primo_D4_Official_firmware.rar

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.



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