Click on your Settings app on your iOS device. (iPad, iPhone or iPod)
After you have opened the Settings, click on General.
After you have entered the General settings, scroll down and click on Accessibilty.
The 'White on Black' setting will be turned off by default on every iOS device.
Swipe the 'White on Black' setting to ON, and enjoy!
- 1 iPhone
- iOS 4.0 or greater