As an Admin in Vulcan, you can manage all users from the Settings page.
Each user can be defined with
Authentication: Personal access tokens, authorized applications
Manage users
To open the settings menu, click the cogwheel menu icon on the top right corner and choose Settings:

In the settings menu, click on the Users tab:

User Table:
Role - The name of the role (Admin / Standard)
Access to Business Groups - Displays the role's limited access based on Vulcan's business-groups.
Permission level - The permission level of the role (Admin / Standard)
Users - Displays how many users are under the specific role
Add a new user
To add a new user, follow these steps:
Click “Add a user”
Fill out all the mandatory fields in the form
Click “Create”
Edit an existing user
Note - Admins select which role to assign to each user when creating the user.The role can be modified later from the Edit Users table.
To edit an existing user’s details, follow these steps:
Click the pencil icon on the relevant user in the user’s list.
Modify the required fields. One of them is Role.
Choose the relevant role from the dropdown.Click “Save Changes”.
Change password
To change an existing user’s password, follow these steps:
Click the pencil icon on the relevant user in the user’s list.
Click “Change password”.
Enter the old password.
Enter the new password.
Enter the new password again.
Click “Save Changes”.
Change the role:
Click the pencil icon on the relevant user in the list of users
Change to the required role
Click “Save Changes”

Delete a user
To remove an existing user from the system, click the trashcan icon on the relevant user in the user’s list.
Note: this action cannot be undone!
My profile (all roles)
Each user can see their profile details on the account screen.
To open the account screen, click on the username button on the top right corner and choose Account:

Under the Profile tab, the user can edit the following fields:
User name
Full Name
Email
Password
And consume (read-only) his role details:
Role name
Access to business groups