User page is only visible for admin and root users for management of users and their roles.
|User_ID||Automatically generated and user-identical.|
|Username||Root and admin users can create and modify.|
|Password||Root and admin users can create and modify|
|Role||Root and admin users can create new roles or modify roles into admin, or normal; users with normal roles do not have usr management privilege.|
In User page, click “+ Create” button to add username, password, and role for a new user:
Find target user, click "Modify", and modify its username, password, or role in the poppup window:
Find target user from user list, click "Delete" in accordant row, confirm deletion in the poppup window, and the user is deleted.