Iga Swiatek led Poland to the quarterfinals of the United Cup by securing wins in both singles and mixed doubles matches. After a strong singles victory over Spain's Sara Sorribes Tormo, Swiatek paired with Hubert Hurkacz to clinch a decisive mixed doubles win, advancing Poland to the next round. Additionally, Norway's Casper Ruud played a crucial role in securing victory against Croatia in both singles and mixed doubles matches, keeping Norway's quarterfinal chances alive.