Model: KOOLNEE K1 Trio Smartphone
Image file size: 1.3 GB
Platform: Mediatek MT6763
Inside archive: firmware + SP_Flash_Tool_v5.1812 + MTK_Driver_Auto_Installer_SP_Drivers_20160804.exe
Build number: full_pri6763_66_n1-user 7.1.1 N6F26Q 1520575360 release-keys
Caution: Please do not update firmware unless you know what you are doing, you really want it or it is absolutely necessary. Firmware updates may occasionally have bad results, like bricking your device, temporarily or permanently. The firmware update process is done entirely at your own risk. Before attempting to update the firmware, back up your data.