- Login to your account from client area

- Go to Manage devices, then Notifications.

- Click add notification

- Fill the notification form :

• Destination : set to set notification for all devices or just a specific one.
• Notification Type : you can select from defirent type, like success, danger, warning ...
• Date Start : set the start date the notification will begin
• Date End : set the end date the notification will stop showing in connected devices
• Message : the message you want to show to in your connected devices.