The User Specific Change Log lets you quickly view any system changes directly impacting you.
To access the Change Log, click the "Global Notification" icon at your screen's top-right corner.
From the drop-down, click the "New Change Log" notification.
Click the "View" (eye) icon in the Actions column.
From your home screen, click your Name / Avatar.
Click Manage from the drop-down.
Click Change Logs in the Navigation panel.
While on the Change Log table, click "Viewed" to switch to logs you have already viewed.