Download and install Switch Me Multiple account application in the android smartphone
Setup the profile name by click on “Create Profile”.In this I am creating profile name “admin”.
Now click on plus icon (+) at the top of windows.
Enter the “New Profile Name”.In this I am creating my new profile name ”user”.
Now go to “admin “profile
Install official whatsapp from Play store and Setup the whatsapp account
Then take the full backup for your messages and data
Clear whatsApp data and uninstall the official whatsapp account
Now install the Whatsmapp solo
Setup the whatsmapp solo account in android smartphone and backed up the data.
Now Install stock Whatsapp from the market and verify the account with another number
Now run the switch me application and switch the profile from admin to user.
In user profile, repeat the steps from 6-11 as you did earlier.
Setup completed ,Now you can use four whatsapp account in single smartphone.
Note: Root permission is require to run the switch me application.