How do I remove at&t.yahoo.com from my Samsung Galaxy S5?

[AC Question]

at&t put, "at&t.yahoo.com on my samsung galexy s5 and it comes up instead of my chosen home pahe google. How do I get rid of the at&t.yahoo.com from my phone?

 

[B. Diddy]

Welcome to Android Central! Is this only in the stock Internet browser? Are you able to change the homepage in the browser's settings?