• 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 'Modification' .

• Now click on ‘Accept’.

• A 'Modification' Window will appear.

• In 'Modification allowed upto' the user will select '2 Minutes' and then the user will mention '2'.

• 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 modification will be banned after 2 minutes of creating the bill.