How to Access developer options This is one of the easiest task to do. From the phone settings go to "About device" and select "Build number" Go to "Build number" and tap it 7 times. Now you can see that magical developer option unlocked to do anything you wish How to remove developer options Sorry to say guys you have to live with this additional manu unless you factory reset the phone Additional things you can do with developer options From developer options separately select windows animation scale, transmission animation scale and animator duration scale, which can be reduced than the existing settings. Then you can experience a faster phone than earlier. (But time taken for graphical appearance delays will reduce, you may feels like the phone is fast.) How to manage RAM It's important to manage your RAM. Using the developer options you can adjust the number of process to run on the background using the opt