I didnt turn off my modem, i didnt try that maybe i should do that. My new router is a archer c2300. My previous one a netgear 6300 was something that i plug and was working right away. Maybe...

@IrvSp I have the same issue I download the teather for my android phone follow up the installation create both 2.4 and 5. Gz wireless then ask to confirm what type of connection i have from...