Use 'restate' to make your point clearer if someone didn't understand you the first time. I see you're confused. Let me restate my point more simply.
Pro Tip 2/3
Avoid Repetition
'Restate' is more than just repeating; it's about saying something in a new way. He restated the instructions using different words to avoid repetition.
Pro Tip 3/3
Emphasize Point
You can 'restate' to emphasize your message in a discussion or argument. To emphasize her point, she restated her main argument after presenting her evidence.