The following statuses can be found in a review:
Draft: You can still make changes; your review is saved as a draft. The participants cannot start with their tasks yet.
Upcoming: This review will start soon but is not yet active. For now, you don't need to do anything.
Active: The review has started and is active. The participants can start with their preparation.
Signing: Only a digital signature is required. After signing, no further changes can be made.
Completed: Everything has been completed and signed.