Pre-requisites:
Role privilege as mentioned below, on the project in which role history is to be viewed:
To view roles history, the 'Manage Workspace Roles and Users' privilege must be assigned to your role.
Below are the steps to view role history on a project:
1. In the 'Projects' area, navigate to the project where role history is to be viewed.
2. Right-click on the required project and select 'Roles & Users' then select 'User Roles & Access'.
Alternately, in the thumb view, do a mouse hover on the project thumbnail and click on the 
icon. A layered page opens. Click on 'User Roles & Access'.
3. Clicking on the 'History' button in the left-hand menu shows historical records of all additions and modifications in all user roles on the selected project.
4. Enter a keyword to search records in the search box and select keyword type from the 'Type' dropdown list.
5. Results show all historical records containing the keyword entered by the user and related to proxy users.
Related Articles: Define User Roles and Access (on a Project), Role Privileges and their impact
Next Article: Assign Form Permissions (on a Project)