How to add custom fields on the registering form
I need to add, in the registering form, a field where the new members reports their conuntries.
i adittion, i need to see a row with the nationality of each users in the admin panel , in order to can send private mesagges filtering by conuntry.
Can i made this with some extention?
You can create the custom fields using this extension: https://gvectors.com/product/wpforo-user-custom-fields/
As for the rest, I am unable to help, but maybe someone else can.