Viber - Turn off the message preview
Each time that you receive a new message on Viber, a small notification containing part of the text message (preview), will be displayed in menu bar of your device.
To disable the message preview feature of Vider, follow the below procedure:
- Open Viber.
- Tap on the Menu key > Settings.
- Go to the " Notifications " section.
- Uncheck "Show message preview".