chicku
Hi
Your site is not accessible at my end http://prntscr.com/njavvb
Kindly check if the site is blocked outside your country ,
My IP is 103.41.26.180
Configure the Homepage with help of this documentation.
You can turn off the Ajax option from template style option in order to load the fresh page on language change.
At this time its not much clear as the site is not reachable to debug this issue.