• Firstly download Facebook App Here

• Open and log in to facebook accounct

• Scroll down and click on the language look at screenshot

• Now choose Tamil as default language of your Facebook

• Now, Click on setting and privacy

• click on General

• Now, After that click on the name and edit the name

• Now remove the last name from your account in my case I have written my Surname as tricks so remove it from Facebook

• After removing your Last name click on Change Review. Like as given in the screenshot

• Now, Enter your Facebook password to save the changes

• Now, Click on Show Facebook In This Language and change the language of Facebook

• Now after changing language click on your profile and you will see single name on Facebook

• you have successfully changed the name of your facebook profile