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NOTE: You will also receive a screen popup at the lower right corner of your computer when an SMS message is received. The duration by default is 5 seconds. If you choose to change that, you can adjust the Inbound Call alert duration in Preferences > Alerts
Communicator GO app - Arranging the icons
Communicator GO app - Using the SMS [text] function
In Communicator GO app, you see a notification if you receive an SMS message.