Developer Options in Android are hidden in default.It is easy to unhide it but one must know the way.
1.Go to Settings.
2.Go to About Phone.
3.Find the Build Number and tap it for 5 to 7 times.
4.A pop-up notification will appear that you are a developer.
5.A developer Options will appear in the Settings just before About Phone.
You have successfully unlocked Developer Options.