no necesitas preocuparte

you don't need to worry

→ no
phrase Rare #37,526
you don't need to worry Used to reassure someone. The verb preocuparse is reflexive and is commonly followed by por, de, or sobre plus the thing someone is worried about.
SP: No necesitas preocuparte por el examen.
EN: You don't need to worry about the exam.

No necesitas preocuparte por eso.

You don't need to worry about that.

No necesitas preocuparte de nada.

You don't need to worry about anything.

No necesitas preocuparte por causa de eso.

You don't need to worry about that.

Ya no necesitas preocuparte por nada.

You no longer need to worry about anything.

— Atrápame si puedes (2002)

No necesitas preocuparte más sobre eso, Barlow.

You don't need to worry about that anymore, Barlow.

— Kajaki (2014)