How to flash Secro to fix unknown baseband on a Mediatek (MTK) Android Phone

Pre-requisites here abokitech.net/...
In this video, I have shown how to flash secro file to fix unknown baseband on a Mediatek (MTK) Android Phone
Secro file fixes unknown baseband. Secro file can be gotten from stock ROM or one can backup secro from a device (same model) with a known or valid baseband.
See how to backup secro from a MediaTek Android phone with known or valid baseband.

[@godymobile]

thanks for lesson