• Firstly, Go to Masters > Password & Powers > Operator's. Press Enter.

• A 'Password & Authority' window will appear.

• Select the user to make changes. Then Press Enter.

• A 'Powers' window will appear in which the user will select ‘Search In All’.

• A 'Powers' window will appear in which the user will search 'Bill Item' .

• Now click on ‘Accept’.

• A 'Bill Item' Window will appear.

• In ‘Transaction Item Modify Y-Yes N-Only Add X-No Add+Edit P-Batch on *’ the user will select ‘N’ .

• The user will now press 'Esc' key.

• Again press 'Escape' key and then click on ‘Yes’ to save the changes.

• A ‘Powers Change’ Pop-Up will appear and then the user will press 'ESC' key.

• Press 'Escape' key and then click on ‘Yes’.

• Now for Re- login the user will press 'Ctrl + U' on the main screen. 

• A 'Change User' window will appear in which the user will enter the User ID and Password.

• A 'Change User' window will appear in which the user will press 'ESC' Key.

After following the above steps the user cant be able to modify billed item.

But user can take return through * key at the time of modifying bill.