21731: Cannot perform operation on suspended brand

When an A2P 10DLC Brand is in a suspended state, the following operations are not allowed: • Create a new campaign - when you try to create a new campaign using a suspended brand, this error code is returned • Update brand - when you try to update a suspended brand, this error code is returned

Your Brand has been suspended because of one or more violations against the US A2P 10DLC policies.

The Twilio team should be reaching out to you to provide guidance on how to fix the suspended Brand. Please check your email or the Twilio Support Center. If you don't see anything, please raise a ticket with the Twilio Support team.