Overview
- Australia withdrew Maya Joint from the opening United Cup tie against Norway in Sydney due to illness.
- Storm Hunter replaces Joint in the women's singles against Norway's Malene Helgo.
- Hunter will also partner John-Patrick Smith in mixed doubles against Ulrikke Eikeri and Casper Ruud.
- Team captain Lleyton Hewitt had hoped Joint would recover after she missed Friday media and practice.
- Alex de Minaur remains scheduled to face Casper Ruud later in the tie, with no update on Joint’s status beyond this match.