download then flash with TWRP recovery
https://drive.google.com/uc?id=1wLa1NtoeGUAwbNQbqNKji7Xs2lzEG6cZ&export=download
Get tested firmware|factory firmware for free| Frp solutions here| Free services
download then flash with TWRP recovery
https://drive.google.com/uc?id=1wLa1NtoeGUAwbNQbqNKji7Xs2lzEG6cZ&export=download
use Tecno Flash tool to flash tecno kd7h or NCK with da file. EFT also does thw work.
The firmware is tested and totally free
https://drive.google.com/uc?id=1itfJ8JBRbk6MgvhQde62xuLe21yECl-f&export=download