Pressthe MenubuttononyourAndroidphones and then "Preferences".
Now you're in themenu from the "GolauncherEx" .Goto "Visual Settings".Inthe"VisualSettings"menuclick on"Background".Here you canchoosefromseveral points.We take "App Drawer Background" and then "GoTheme background"
Now you canscrollleftand rightbytheApp Drawerbackgrounds.When you finda matching "App Drawerbackground",click on"SetBackground"