To go to a previous comment, use the Previous Comment button in the Comments group on the Review tab.

Previous Comment

Refers to the comment made immediately before the current one in a sequence of comments, particularly in document editing.

Review Tab

A feature in software applications, especially word processors, that houses tools for reviewing and editing documents, such as spell check and track changes.

Comments Group

A set of features or an interface area in software where users can add, view, and manage annotations or remarks about a document.