To find people to follow on Instagram, you can look through your Facebook friends and people from your contact list: You can also tap at the bottom of the screen to search for people you'd like to follow. You can find people you might like to follow in Search. Tap at the bottom of the screen to go to Search.How do I search for users on Instagram?
To search for a friend/someone on Instagram: Double tap "explore" button beside the "home" button. You'll see a white search box that says "Search users and hashtags". Enter your friend's name/username to search for them.