I have a dual SIM phone (InFocus M2) and each SIM slot has its own IMEI number. I use a fido card in the GSM slot and a Rogers card in the LTE slot. Works fine. I think most dual SIM phones are set up that way
Voice mail pickup time is independant of the phone. It should have stayed at whatever setting you had with your old phone. I don't have VM but it should be adjustable by Fido or by sending a command to your Voice Mail from your phone. Call Fido to ...
Choose Provider selection, then choose Manual. The phone will search for networks and in my area (Toronto) it shows a 3G fido network and another fido network without the 3G label. That's the GSM network. Select it and you should be 3G free. The 3G n...