1. Go to the Users category in the side menu.
2. Select the "Search Users" option.
3. Click on the name of any registered user, except your own.
4. Click the "Login as (...)" button: This will open a new tab where you can view and manage the selected user's dashboard, as if you were logged in as them.
5. When you are done you can click the "Exit Login" button in the lower left corner of the screen in the left side menu.