help with usb modem e1752

[pachicoo]

hi guys
i have unlock huawei E1752 which is with movistar spain and have software of movistar. after unlock i tryed to connect by inseritng yoigo the modem have the signals but when i try to connect it does not connect with internet it gives connection error. so i have to configer modem with yoigo but how can i do it and is there any way that i change the firmware and modem works with any card i insert in it so please help me how to do it coz i dont have no idea. thnx

[Vincentas]

With unlocked modem you need to use not customized software and enter your new provider conenction settings (APN, username and others).

[Akintex]

configure profile and apn: