Thank you for contacting us, your time is greatly appreciated.
What type of file are you trying to upload? Is it a CSV or other? You can download example files and see if they match up with your data here -http://www.wpgmaps.com/documentation/exporting-and-importing-your-markers/
I hope this helps? If you have any further questions please feel free to create or log a ticket or simply reply to this form.
yes i know how upload the file and use the default structure, the problem is when exist some address in the map and in the file, the map not recognize that address exist and add a new one, and i have a lot of duplicate.
Could I kindly ask you to please submit a ticket to our support desk so that we can further investigate this for you, and if you can kindly provide the file that is causing this issue. – https://www.wpgmaps.com/contact-us/