- Edited
Camp pause screen scene
Are you pausing the game as described here?
https://docs.godotengine.org/en/4.4/tutorials/scripting/pausing_games.html
If so, are you setting the Process Mode correctly for the nodes that you want to be active when the game is paused?
In addition, this is often useful to debug non-working controls:
bottom panel / Debugging / Misc / Clicked Control