YouTube's nav bar pulled a Houdini on Android, but it's back now. Story by Justin Diaz ... Having said that, it’s good information to have anyway, just in case the bug persists for you.

Samsung has rolled out a Good Lock update with a new nav bar customization module. NavStar introduces a slew of new icons to use and additional functionality.

Thanks to the Samsung Good Lock app and the NavStar plugin you can finally customize your Galaxy S9 and Note 9 nav bar without ever needing to root.