Official ROM Verykool S354 version: verykool_S354_CLARO_PE_SW_1.3
Gapps include – No Rooted
Language support : es_ES,en_US,pt_PT
– Unpack FlashTools, and Click on Flash_tool.exe
– Select a the MT6572_Android_scatter.txt in ROM
– Wait file to be added into Flash Tool
– choose Option->USB Model,click USB Model
–> Choose Option->DA DownLoad All->Speed->High Speed, click High Speed
– Turn off your phone, remove the battery.
– “Press F9 (hit Download button)” OR ” if upgrade ROM Firmware->Upgrade ”
– and connect your phone into the computer via USB data cable.
– The process will start and a red progress bar will appear after color purple, yellow.
– And green circles display
– Finish !
– You can now safely disconnect your phone and turn it on.