The Compensation Tab can list both the Current Salary, Salary Type, & Currency as well the Salary and Bonuses History of the user.
To update current salary information* for a user, go to:
Edit (green pencil)
Save (green check mark)
Salary History can be added by clicking Add Entry and entering Date Applied, Salary, Salary Type, Currency and Optional Note
Adding Salary & Salary History will generate a chart to track the salary progression of the user