Here are four simple ways to say it (made for a 12-year-old):
- First press START — after that the PLAY button will light up and you can press it.
- Tap START first; the PLAY button will become active afterward.
- Hit START, then the PLAY button will turn on so you can press it.
- Press START to enable the PLAY button, then press PLAY to begin.
Quick steps: 1) Press START. 2) When PLAY is active, press PLAY.