To add new currency go to Setup -> Finance -> Currencies and click New Currency.
- Currency Code – Add currency code, make sure you add the valid currency ISO code. The ISO Code will be used when sending the currency code to online payment gateways.
- Currency Symbol – Add currency symbol
- Click Save
If this is your base currency mark it as base currency by clicking on the radio button. Changing the base currency is only possible if you have not recorded any transaction.