welcome to UiPath community usually when mm means minutes and MM means Month So in the first expression we were getting the minutes in place of month 17-13-2019 08:13:59 17-14-2019 08:14:22. and after changing the value to MM we get the right value 17-09-2019 08:14:45 (see the difference) so the usual format be like this dd-MM-yyyy hh:mm:ss ... More @Wikipedia
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