Shared users can't be edited in the application


When you try to edit a user in your application, you receive the following message

Shared user can only be changed by himself/herself


Shared users that has _WebLogin to multiple applications can only be edited by the user itself.


Option #1
Use impersonation from SiteAdmin to login as the user to the application, and then make the changes you want to do.

Option #2
Remove the user from any Role that has _WebLogin enabled from Roles in the Admin menu.