How can I add a screen saver to my phone?

[XCORP99]

Can somebody tell me how do I get screen saver????????????; like if there is a specific screensaver thing then why can't I see any option 

[Mujibar]

Settings, display, screensaver (all the way at the bottom)

[XCORP99]

Well that was fast. Thanks! Hope it's on a15 where else i'm going to go crazy :]