The 19-year-old Russian saved six of nine break points against the 2020 tournament champion, finishing the match in two hours and nine minutes. Up next for Shnaider is Spain's Paula Badosa, who rallied to beat Thai teen Lanlana Tararudee 3-6, 6-4, 6-1 in just under two hours.
No. 3 seed Xinyu Wang and No. 5 Xiyu Wang of China both advanced. Japan's Nao Hibino overcame a 5-0 deficit for a 7-6(4), 6-0 win against Kamilla Rakhimova of Russia. Hungary's Dalma Galfi and Switzerland's Viktorija Golubic both won their openers in straight sets.
Upper Austria Ladies Linz
England's Katie Boulter saved all five break points she faced and cruised to a 6-2, 6-2 upset of No. 6 seed Jasmine Paolini of Italy in first-round action in Austria.
Russia's Anastasia Pavlyuchenkova saved all three break points in a 6-4, 6-0h win against Martina Trevisan of Italy.
Latvia's Jelena Ostapenko is the No. 1 seed. Russia's Anastasia Potapova is the defending champion and the No. 5 seed.
