Begin by getting whatever you want to take a screenshot of onto the screen of your iOS Device. This could mean browsing a particular website or simply getting to the right screen in one of your apps.
- Press the Home button and the On/Off button at the top right of the iPhone or iPad at the same time.
- Press the Lock button on the right side and the Volume up button on the left side of the iPhone at the same time.
To view your new screenshot, go into the built-in Photos app and then tap on Camera Roll. In the Camera Roll, the most recent photo will be the screenshot you just took