---
title: Change settings
description: "# Where can I change my mobile settings On MyFASTfiber at [subscriptions](https://www.fastfiber.be/my-account/subscription_custom/). # What settings can I adjust ## Allow calls Determines whether all (outgoing and incoming) calls are allowed or not ## Allow international calls Determines whether or not…"
url: "https://www.fastfiber.be/en/support/change-settings/"
updated: "2023-01-26"
category: Mobile
---

# Change settings

# Where can I change my mobile settings

On MyFASTfiber at [subscriptions](https://www.fastfiber.be/my-account/subscription_custom/).

# What settings can I adjust

## Allow calls

Determines whether all (outgoing and incoming) calls are allowed or not

## Allow international calls

Determines whether or not outgoing calls to foreign countries are allowed.

## Voicemail

Determines whether voicemail is active or not.

## Allow premium calls

Determines whether or not premium calls and SMS are allowed. Ex. 0900 and 4411.

## DATA (Internet)

OFF: data blocked
 ON: data allowed
 National + EU: dates only allowed in Belgium + EU
 National Only: data only allowed in Belgium

## Temporarily completely block SIM card

To temporarily completely block a SIM card, please refer to the following article: Temporarily block SIM card in case of loss or other...