Step recording MIDI in piano roll - Cubase Elements 10

I just recently started trial in Cubase Elements 10 after being used to Cubase Elements 8, and I can’t find the step input button in the piano roll (

).
Here’s what I see in the toolbar in Cuabse 10:
https://i.imgur.com/A83kMZi.png

How can I access this tool in Cubase 10?

Right click in the Tool Bar of Key editor. Activate Step Input.