Download Android Jelly Bean 4.2.2 stock firmware for Star N3+ / KVD N3+ / Goophone N3+ / Legend N3+ smartphones from here or from here. Download previous firmware version from here.
Archive name: Legend N3+ MTK6592 171104 20141226
Image: 20140828_e2709_v92_zlh_hd_jl
Archive file size: 351 MB
Model: Star N3+ / KVD N3+ / Goophone N3+ / Legend N3+ smartphones
Project: e2709_v92_zlh_hd
Platform: Mediatek MT6592
Config_version: V1.1.2
Upgrading notes (see this video tutorial)
1 – Download & unpack FlashTools. Run Flash_tool.exe
2 – Unpack Rom in folder
3 – Select MT6592_Android_scatter.txt in folder on rom. And wait.
4 – Check Option->USB Model, click USB Model
Choose Option->DA DownLoad All->Speed->High Speed, click High Speed
5 – Turn off your phone, remove the battery.
6 -"Press F9 (or hit Download button)"
7 – Connect your phone into the computer with USB data cable.
8 – The process will start and a red progress bar will appear after color purple, yellow.
9 – And green circles display.
10 – Boot your phone !
11 – Restart !
12 – Enjoy !
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