You can change the most data online at my.world4you.com at any time.
E.g. owner change, contact details, domain transfers and much more.
Alternatively we offer you forms. You can download them here:
Change the owner of a domain
Contract partner change
Invoice recipient (this change does not apply to domain owner data)
Authorise a domain transfer
German: FOA_Formular_de.pdf [77 KB]
English: FOA_Formular_en.pdf [75 KB]