Answer:
Please use the following steps to fulfill your requirement...
- Go to Main > Master Data Management > Others > Designation Set Up (M> O> D).
- Alt + L (open List)
- Select Designation name from the list.
- Set "Change Action Control = Yes"
- In the newly opened page set "Change Rest Transaction Date = No"
- Save
- Now Set "Change Transaction Entry Control = Yes"
- In the newly opened page set "Change Transaction Date = No"
- Set "Modify = No" in Sale Invoice (scan POS)
- Set "Delete = No" in Sale Invoice (scan POS)
- Save
- Save
For more detail please visit: