Guide

1. On Postman's main workspace, navigate to the left-side panel and click 'Collections'.

2. Find and select the specific collection where you wish to add a comment.

3. After that, head over to the right-side corner and click 'Comments'.

4. Tap the provided input field, then start typing your comment.

5. Once done, click 'Comment' to proceed.

6. After completing these steps, your comment will be added to the selected Postman collection.