<aside> 💡 Follow-up notifications and promotional messages will be sent from the registered phone number. If you wish to send promotional messages or send messages using a business number, make sure to configure your settings!

</aside>

✔️Contents

Overseas services/ Settings for overseas customers

SMS Pricing

FAQ - Registering a Sender ID

<aside> 👉 Why do I need to register a Sender ID?(Note : Sender ID is not supported in the US) Following the implementation of the Sender ID Pre-Registration system (16th of October 2015), sending restrictions apply to numbers that have not been pre-registered. To send SMS messages, you must register your Sender ID in advance.

• What is a Sender ID Pre-Registration System?

If you do not pre-register your number:

• Follow-up notifications will be sent from Channel.io’s main business number. </aside>

Overseas services/ Settings for overseas customers

Configure this setting for overseas services and/or to send SMS Text Messages to overseas customers. If you only use services within Korea, you may skip this step.

<aside> 💡 Note : Sender ID is not supported in the US

</aside>

• How to configure Sender ID settings

  • What is Sender ID?
    • Sender ID is a way to authenticate sender email, used to prevent domain spoofing and phishing.
    • Sender ID is required to send ‘marketing’ messages to overseas recipients (that support Alphanumeric Sender ID**)** using Channel.io. Using your brand name as the Sender ID is recommended.
    • Offline notifications that notify customers that they’re received a reply in a chat will be sent from your channel domain or as ‘Channel.io’.
  • Check countries that support Sender ID
    • Click here for a list of countries that support Sender ID, then register your Sender ID.

• Register your Sender ID

1. Go to [Channel Settings] > [Integration] > [SMS] and click on [Settings].