To enable Developer options open the settings screen, scroll down to the bottom, and tap About phone or About tablet. Scroll down to the bottom of the About screen and find the Build number. Tap the Build number field seven times to enable developer options. There are many options that allow you to simulate app stresses or enable debugging options. Android Developer Options allow you to enable debugging over USB, capture bug reports on to your Android device, and show CPU usage on screen to measure the impact of your software and also like Animators duration scale, background processing limit, desktop backup passwords, etc...
