Anyone know how to unlock photon plus ec156 for free?

Messages
38
Location
Chennai
ISP
Tata Photon Max
not sure if its in right thread because i dont see any threads about dongle unlocks. if this is not then move it to right thread pls. i want to unlock my crappy photon plus ec156 because it not even giving 1x speed.. i tried google but those softwares asking for credits. there must be a way to unlock it for free. does anyone know?