Attention! All actions you perform at your own peril and risk. During the firmware process, there is a small chance that you can ruin the smartphone, and there will be no way to restore it therefore carefully follow all instructions. In case of unsuccessful self-firmware of the smartphone INOI , this malfunction will not be, is a warranty, and the service center has reason to remove the device from the warranty. Before flashing, save all the information that you need, because during flashing all data will be deleted!
https://yadi.sk/d/7KI8Lsr2GvOCbg - A link to download firmware for INOI 2 V1.5.