Premium services are value-added services or paid numbers/short numbers. 

These can be calls, SMS or MMS through which you receive specific information or entertainment services. 

For example, the weather forecast, traffic information, a talking clock, games or adult entertainment.

The prices of premium services are set by the service provider.

If you want to deactivate or reactivate the services, you can change this in your customer account: :

Some services are automatically renewed, and the cost can be very high.