Steps to viewing multiple documents on a single activity
Navigate to the Account Activity tab on the left side of your portal
Find the relevant activity and click on Details for that line item.
On the activity page, click View Documents in the upper left of your screen. The Document File Name highlighted in blue is the one currently displayed.
You can also open Documents in a new browser tab by clicking the View PDF in Browser icon. If you hover your cursor over the document names on the account activity page, you can see the full names of each document file.