After three successful seven-year runs on television, Paramount was eager for Star Trek's second wave to keep flowing. Against the protests of longtime producers Rick Berman and Brannon Braga, the studio insisted on another series. The two collaborated to create Star Trek: Enterprise, which moved the storytelling from the 24th Century backwards 200 years to Earth's first Warp 5 starship. While the series still had many familiar elements, Enterprise rarely used Star Trek's iconic transporters in favor of sleek shuttles to get the characters from place-to-place.
Source:https://www.cbr.com/star-trek-enterprise-shuttles-explained/