Both the circular and linear progress indicators do not fit in within a Material 3 app by default currently, particularly because of the non-rounded corners.

Luckily the Material 3 spec was updated with an overhauled version of each that is both more visually accessible and consistent with Material 3.

Specification: https://m3.material.io/components/progress-indicators/specs
December 2023 updates: https://m3.material.io/components/progress-indicators/overview#3235e516-f2e6-47f2-807d-adfe1ce6c0a2