In the Inbox view:
- Click New message in the top right corner of the screen
- Search or paste the destination (contact's) name or number in the "To:" field
- Type a message in the field below
- Click Send
Please Note
You can search for the contact by any individual field, such as first name or phone number, but not a combination (e.g. first and last name).
When there is an active SMS Conversation with the Contact in the Inbox, your message will be added to it.