The 27-year-old Pole, ranked world No. 26 by the Women's Tennis Association (WTA), saw off Russia's Anna Blinkova 0-6, 6-0, 6-2 in the second round at Melbourne Park.
Fręch will next take on Russian world No. 14 Mirra Andreeva for a place in the last 16.
Meanwhile, Poland’s world No. 2 Iga Świątek is set to play Rebecca Šramková of Slovakia for a place in the third round.
On the men's side, Poland’s world No. 17 Hubert Hurkacz has entered the second round with a straight-set win over Tallon Griekspoor of the Netherlands. He will next face Serbia's Miomir Kecmanović.
The 2025 Australian Open runs until January 26.
(gs)
Source: IAR, PAP