See explanation below.
Explanation
You need to import the latest currency exchange rates. You can also configure a schedule to automatically import the latest currency exchange rates.
* Navigate to General Ledger > Currencies > Import currency exchange rates
* Select the Default Exchange Rate Type.
* Select Central Bank of Europe for the Exchange Rate Provider.
* In the Import as of field, select Today's date.
* Enable the Override existing exchange rates option.
* To schedule automatic updates, expand the Run the background section.
* Enable Batch Processing.
* Click on the Recurrence link.
* Configure a schedule for exchange rates import.
* Click OK to save the changes.