You can make your profile hidden or private in 4 easy steps:
1st Step: Tap the menu icon in the far right upper hand corner and select 'My Account' option.
2nd Step: Scroll down to 'Account Settings'.
3rd Step: Tap the 'Profile Visibility' group. Then tap the 'Make Progile Private; option.
4th Step: Tap the 'Confirm' option.
Please be sure to follow all prompt messages as displayed. Note that once your profiles are private, you will not be able to interact with other online members. You can set this option anytime.