How to manually add specific numbers to your opt‑out list and prevent them from receiving any further messages
Managing Opt-OutsHow to opt in a phone number that was previously opted out
Managing Opt-OutsHow to bulk‑upload a contact file to add numbers to the opt‑out list in CXT
Managing Opt-OutsHow recipients can re-opt in via SMS after previously opting out
Managing Opt-OutsInstructions for building reusable templates with optional merge fields to customize each SMS to the recipient.
TemplatesDeleting a Saved Template in CXT
TemplatesEditing a Saved Template in CXT
TemplatesSteps to Use a Template for SMS/MMS Messages
TemplatesHow to send Unicode characters through an HTTP API.
API & IntegrationsWhere to find CLiX API Technical Documentation
API & Integrations