How DO You Take the Unlocked Padlock on boot screen off topic

ok ive rooted my gs5 and ive also have wanam exposed on my device and I was told I could remove that custom unlocked padlock on the boot screen with wanam but I have looked through all the options in the wanam app and I don't see this option anywhere so could somebody please help me out and tell me how to make this custom padlock on boot screen to be gone. Thanks in advance