We use the default currency when calculating NAV, Cash Balance values, Margin or additional Profit & Loss and Daily P&Ls, so you can compare instruments in different currencies.
To switch your default currency, do the following:
Navigate to your account in the top-right corner of the page.
In the drop-down list, choose Currency.
Select a preferred currency.
Currency Picker — Web Platform
Tips! The default currency is coloured in blue in the list of currencies.
Currency Picker — Web Platform