When and why did the Catholic Church stop separating genders during Mass?

### Background According to Catholic.com , men and women were separated during Mass from ancient times, attested as early as the 300s CE: > The practice [of separate seating for men and women] is ancient. It is explicitly mentioned in the 4th century by St. Cyril of Jerusalem and St. Augustine. It most likely was inherited and carried over from the same practice of the ancient synagogues. ### Question When did this practice stop? For what reasons did Catholics stop practicing this ancient custom?