This feature is not yet available in DataWinners. Account users can control submissions by deleting any surplus submissions on the Submission log.
You can also export your data to Excel and then use Excel’s filter to find duplicates and extract your data without any duplicate. To do so, you can do as follow:
- From the Data menu, choose Filter and then select Advanced Filter to open the Advanced Filter dialog box.
- Select Filter the list, in-place
- For list range, select the column containing your data that may contains duplicates.
- Check Unique Records Only and click OK.