The service is available to those subscribers of “Viva”, “X”, “Y”, and “UNLIM”,postpaid tariff plans who have made the relevant payments for 6 consecutive months.

The service can only be activated by postpaid tariff plan subscribers with active phone numbers.

The credit limit change applies only to current month. On the first day of each month, the credit limit reverts to its original amount, which is the one specified upon subscription or last confirmed by the subscriber at a service center.

The additional credit limit can be changed 3 times per month. If the subscriber resets the credit limit, they can no longer adjust it within the current month.