By Mapping "POS Register Users" with CStore Essentials, will allow to view Cashier/Employee Name along with Employee ID under Live Data > Transaction Detail: page
Steps to Map POS Register Users:
1. Go To POS Data >
2. Select Settings >
3. Go To POS Register Users:
4. Click on “+” or Add New
5. Now Enter Employee ID and Employee Name under Register user ID
and Register user name
fields.