[OJS 3.1.2] Modify register user

[ctgraham]

See this discussion here:

How can I add a required field in New User Registration Form?

Hi all, In our journal authors’ ORCID ID is required information and I want to add user ORCID ID in register form Profile section. [Ekran%20Al%C4%B1nt%C4%B1s%C4%B1] How can I add this field? Thanks in advance.