how to set the changing wallpaper in one ui 2.0 ,/ 2.1 or up

[Anonymous]

Compatible apps for this 

1 pen up       https://play.google.com/store/apps/details?id=com.sec.penup

2 4k auto wallpapers changer.    https://play.google.com/store/apps/details?id=hd.uhd.wallpapers.best.quality

 3 anime wallpapers auto changer.    https://play.google.com/store/apps/details?id=com.livewallpapershd.backgrounds.animewallpapers

many more