Here is different settings for instrest. Interest settings for account type an currency.
First are day count settings for account types. Each account type where interest is to be calculated must have a setting for which day convention to use when calculating the interest.
To add a setting select account type in the drop-down menu. Once the selection of an account type is made a new drop-down is visible where we can select day count. Click the button Add setting to add a new setting.
You will recive a The account type has now been added.