1. Click the cog icon

2. Click "Exchange Rates"

3. Click "Add Rate"

4. Select your first currency

5. Select the second currency

6. Click here

7. Click "Load" to check the latest market rate

8. Enter your exchange rate

9. Click here

10. Alternatively, click here to apply the market rate

11. Or click "Update System Rates" to update all exchange rates with the current market rates