In Beginner Mode, Tasker attempts to simplify things for inexperienced users, mostly by UI elements which are unlikely to be needed by inexperienced users.
Beginner Mode can be disabled by unchecking the option:
Menu / Prefs / UI / Beginner Mode
Some of the changes made in Beginner Mode are:
In the userguide, when references are found to things which do not appear on the screen. It's worth disabling Beginner Mode to see if that's the problem.