If you are not a VST user, you may receive SMS messages from VST users.
When you receive an SMS message from a VST user, the notification that appears on your lock screen looks like this:
When you click on the notification, it appears in a message conversation:
Click on the Secure Text Messages link to display the message in your device's web browser:
To respond to this message, type in the Reply Text window and click Send. Your text appears on the screen and is sent to the VST user.
