Download latest Android Marshmallow 6.0 stock firmware for Zopo Speed 8 smartphone from here, here or here.
Firmware details
Archive: S5590C 20160617-162705 m
Firmware: Android Marshmallow 6.0 stock
Image: MP_mt6797_x6_s5590_zwx_cc_256gbitp32d3_m_lte_5m-cs_mul_20160617-162705_songlixin_PC
Project: x6
Config_version: V1.1.2
Inside archive: firmware + MultiDownloadTool_V1604
Build number: 20160617-161517
Changelog
1. Camera farther optimized
2. Fixed crashing issues
3. Fixed when band is off as well as charging, the battery indicator wouldn’t change
4. Fixed third-party apps notification LED issue
5. Optimized ability consumption
Firmware details
Archive: S5590C 20160617-162705 m
Firmware: Android Marshmallow 6.0 stock
Image: MP_mt6797_x6_s5590_zwx_cc_256gbitp32d3_m_lte_5m-cs_mul_20160617-162705_songlixin_PC
Model: Zopo Speed 8 smartphone
Image file size: 1.20 GB
Platform: Mediatek MT6797 Helio X20Image file size: 1.20 GB
Project: x6
Config_version: V1.1.2
Inside archive: firmware + MultiDownloadTool_V1604
Build number: 20160617-161517
Changelog
1. Camera farther optimized
2. Fixed crashing issues
3. Fixed when band is off as well as charging, the battery indicator wouldn’t change
4. Fixed third-party apps notification LED issue
5. Optimized ability consumption
Caution: Please create non update firmware unless y'all know what y'all are doing, y'all actually desire it or it is absolutely necessary. Firmware updates may occasionally convey bad results, similar bricking your device, temporarily or permanently. The firmware update procedure is done alone at your ain risk. Before attempting to update the firmware, dorsum upwardly your data.