When you've set your phone at Power Saving Mode and further activate the Super Saving , it would maximize the time of battery use . As a result, if you set your device at Hinbernate mode, internet would be temporarily disconnected. Some instant message application might not be able to receive the message.
After the device turns to Standby / Hinbernate mode , users can choose Customized Mode if you would need internet connection.
You can have customized setting of power saving according to personal need and circusmtance , such as power saving status , lightness of monitor and internet connected/disconnected.