Try what they note at http://quattro-pro.helpmax.net/en/automating-tasks/customizing-quattro-pro/changing-currency-and-punctuation-settings/ to enable and select your country.
In Quattro Pro, suddenly, I can not select Currency for a numeric field. Also, all existing spreadsheets now show a weird symbol in place of the $ sign in currency fields. I am using Windows 10.

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