Coventry City increased their advantage at the top of the Championship standings. They are now eight points clear after their win.
Preston North End, who are in a difficult period, were unable to overcome Coventry City.
Tatsuhiro Sakamoto scored the opening goal for Coventry City in the 17th minute. His shot took a significant deflection before going in.
Brandon Thomas-Asante scored the second goal for Coventry. He controlled the ball with his chest before shooting.
This goal came after Preston goalkeeper Daniel Iversen saved an effort from Ellis Simms. Simms had attempted to hook the ball towards goal.
Matt Grimes scored Coventry's third goal from a penalty kick in the second half.
The team is now in a strong position to return to the Premier League.