@Sunshine I am using Vodafone, 3G support ceased around 8 months ago so likely the mobile is capable of sending the dialing codes on 2G and the router does not support it in any way. Do you know if...

Hello, trying to send code to enable option on the mobile sim without any luck, Every code I try, even the ones that work fine on a mobile using a SIM from the same provider are returning an error...