How do I stop feeling overwhelmed by modeling software and calculations?

The modeling software and the calculations overwhelm you, so much so that the tool itself becomes a wall between you and the work you are trying to do. That overwhelm is common and rarely about intelligence. It is about facing too many unfamiliar things at once with no clear place to start. You do not have to master the whole program or every calculation before you can be useful. Every expert started by learning one workflow, one common task, done until it felt natural, then adding the next. The overwhelm shrinks the moment you stop trying to swallow it whole and pick a single thing to actually learn. Choose one task you do often and learn just that, start to finish, until you can do it without fear. Then add one more. Keep a simple note of the steps so you are not relearning each time. The software stops being a wall and becomes a tool the same way anything does, one small, repeated piece at a time.