buttonhint

noun
UK /ˈbʌtənˌhɪnt/
US /ˈbʌtənˌhɪnt/

A buttonhint is a little clue that tells you which button to press.

The game showed a buttonhint on the screen so I knew where to tap.


OTHER MEANINGS

2. A small pop-up message that points to a button on a screen.

Hover over the icon and a buttonhint appears.

3. A short note in a manual that explains what a button does.

The manual's buttonhint helped Grandpa use the remote.

4. A visual marker, like a glow or arrow, that draws attention to a button.

A glowing buttonhint showed the next step in the tutorial.