Major things that you need to keep in mind while running WhatsApp Messenger::
Many of the android users may feel difficulty to run their application perfectly which occurs due to minor mistake in your device. At this time, you don’t need to do special efforts or to uninstall the WhatsApp or to consult with professional yet you can consider some major concepts in mind that time which are:
- Make sure your device is connected with internet
- Set the Data & Time of your device
- Ensure your SD card has plenty of space to run this application smoothly
- Refresh your Network Settings as
Android Settings-> Wireless & Networks -> Wi-Fi / Mobile Networks (if you are using 2G or 3G network)