If you need to make changes to a scheduled message this can be edited easily.
First you will need to select the message you want to change, this will be found within ‘scheduled items’ located in your Outbox within Message control. Once selected, click on ‘edit’ within the ‘Message’ pane above.
You will now be able to add or delete contacts, edit the message or change the sender ID.
IMPORTANT: After the changes have been made you will need to confirm again your chosen send date and time by clicking on ‘scheduled send’.