Yes, you can manually change the Affiliation of any registered user.
Navigate to Data Studio, and in the search bar, enter the name of the person whose Affiliation you want to change.
Select the check box beside the name. Hover on Update Info, and click Edit Affiliation.
Once clicked you will find the list of affiliations, select the affiliation you want to change for that particular record.
If you have any queries or concerns, you could reach out to us at firstname.lastname@example.org