Walton Primo RX2 Kitkat4.4.2 Officel Firmwear Dwonload Free

Primo RX2 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 (“MT6592_Android_scatter.txt“ file from “SW” folder)
2. Click, Start All

3. Press and hold volume up key till progress start
4. 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!!!

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