Why cant I find Handscent SMS S5 Skins on my samsung S5 after downloading it ?

[alabana]

Hi

Since my lollipop 5.0 update on my samsung S5 , i decided to download handscent SMS S5 skin. Its downloaded successfully but I cannot find it anywhere in my device. Am I doing something wrong ? help please I am going insane with this damn phone!!!!!!!!!!!:-\