Knowledge

In case you want to generate transactions in other than the default currency, you will need the currency rate.

Maximum number of storege days: Currency rate logs that are stored more than X days will be deleted. If the value is 0, this function will not be performed, i.e. currency rate logs will not be deleted. 

Automatically get currency rates: You enable this option so that the system automatically gets the exchange rate from Google.

Get online currency rates: In case you don't enable "Automatically get currency rates" you can still download currency rates manually by clicking this button.