Menna Fitzpatrick missed out on a gold medal as she finished fourth in the visually impaired slalom.
After her first run in Beijing, the defending champion was fifth.
She was unable to add to her two medals, despite a great second run with Gary Smith.
Veronika and Barbara Aigner took gold and silver.
Veronika was 1.71 seconds clear of Barbara to win her second gold after victory in the giant slalom on Friday.
In the women's seated event, Brownlee finished her first Paralympics in ninth.
During her first run, the 42-year-old took a tumble but was able to get back on her sitski and continue.
Steve Arnold finished 29th in the men's cross country middle distance seated event.
The man had to delay his departure after a positive Covid test.
He was able to travel after he received a negative test result, but then he tested positive when he arrived in China.
He was released from isolation early on Saturday so he could compete in his final race.
In a race in which China won gold and silver, Scott Meenagh was the leading Briton in 16th, with Steve Thomas 32nd and Callum Deboys 20th.
Hope Gordon, Britain's first female Nordic skier, was in 16th in the women's seated race.
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