Roaming does not work

[Benedetta]

Hi @Abbas, have you activated roaming in your device settings? I am at your disposal to provide you with all the support you need.

[Abbas]

I am in belgium for 2 months, every day i recieve automatic messafe from ho that you can use your sim with these costs in belgium now!! but i cant make phone calls or send sms i cant fix it for 2months now..