Download KitKat 4.4.2 Android stock firmware for Jiayu G5SW smartphone (PC flash version) from here or here. Download KitKat 4.4.2 Android stock firmware for Jiayu G5S smartphone from here. Download another Jiayu firmware from here.
Archive name: MP_mt92_s8_g5sw_jyt_kk_wcdma_ldata_mul_tphone
_20141031-201713_songlixin_PC
Firmware image: MP_mt92_s8_g5sw_jyt_kk_wcdma_ldata_mul_tphone_
Archive file size: 479 MB
Support: Mediatek MT6592
Project: vanzo92_cwet_kk
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 device
12 – Enjoy
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 device
12 – Enjoy
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