How to Delete Contact in Samsung Galaxy A7-2016(SM-A710FD)?

You can Delete contacts directly from your mobile device using the Contacts. You can also disable sync an account to remove all of the contacts that were synced from it. If you store your contacts with your Google account, you can use the Google Contacts website to manage and delete contacts as well. 

Navigate to Contacts → More → Delete → Mark contacts → Delete  

Pictorial representation to delete contacts are as follows:

a). Tap on Contacts icon from the Home screen.

b). Tap on More.

c). Select and tap on Delete option.

d). Select and tap on the Contact you want to delete.

e). Tap on Delete.

f). Tap on Delete.

Selected Contact will be deleted.

CLICK HERE to know how to Create Contact in Samsung Galaxy A7-2016 ( SM-A710FD ).