Where to view the progress update comments?

Once the progress on the objective has been updated, employees are given the option to add comments on the update so as to notify the performance admin of the basis for the progress update. These comments can be viewed within the employee profile.

Here's how you can view the same - 

Search for the employee Profile

Go to the Performance tab and into the Objectives section

Go inside the objective where you wish to see the comments

Check the Recent activity widget

This is where you can view the comments on progress update.