You will be able to switch cashiers without having to logout of the system each time.

This feature can be found
in the "Front Register" under your  "Action Menu"  in the "Register" section. Click on the "Lock Register/Switch User" button.  

Following pop-up window must appear. 

The blue button that is presented will give you the switch cashier menu prompt.Click on the Switch User button and enter correct username/password.

By submitting new credentials it will be switching to the new user account.