Network problem

I have a network issue (internet, calls or SMS).

What do I do if my phone is roaming when I am in Switzerland?

In border areas, it may happen that your phone switches to Roaming network in the neighboring country. To avoid this,...

My internet connection does not work with my connected device: how to activate MUCHO mobile services?

Some connected devices (portable GPS, Hotspot routers, Alarms, car infotainment systems, connected watches etc. require a manually configured internet connection...