Donorbox supports pre-filling of the following fields: first_name, last_name, email, amount, phone, address & zip_code. You need to pass values for these fields in the embed URL or in the campaign donation URL.


For example:

Embed URL: https://donorbox.org/embed/rebel-idealist?first_name=Fname&last_name=Lname&email=user@example.com&phone=1234567890&amount=30&address=Newstreet&zip_code=54321


Campaign donation URL: https://donorbox.org/rebel-idealist?first_name=Fname&last_name=Lname&email=user@example.com&phone=1234567890&amount=30&address=Newstreet&zip_code=54321