You can set the following detail in Privacy settings
・Follow
▷Turn on or off Follow requests
・Visibility
▷Show or hide your posts on public timeline
▷Show or hide your posts on your profile page
▷Allow or don't allow others to repost your posts
▷Show or hide your account in user search result
▷Show or hide your account in the friend list from Twitter and contacts
・Chat
▷Turn on or off only receiving messages from followings
▷Turn on or off receiving messages from users who recently received a penalty
・Review
▷Turn on or off only receiving messages from followings
▷Turn on or off the age gap restriction
・Call
▷Receive private voice call
▷Receive private video call
▷Receive group chat voice call
▷Receive group chat video call
・Invite
▷Get call invites only from your followings
▷Get group invites only from your followings
・Activity
▷Show or hide online status [VIP only]
▷Hide call status on profile page [VIP only]
▷Hide your footprint [VIP only]
▷Notify followers on your birthday
・Security
▷Passcode lock settings