1. Go to Transactions > Price Diff. Purchase > Modify Debit Note. Press Enter.

2. A Modify debit note window will appear in which user will select Retail.

3. A Modify window will appear in which user will select the options as per the requirement i.e. debit note no,date etc. and then press page down.

4. Now, a purchase price difference debit note as on window will appear in which user will press enter on selected entry which user wants to modify.

5. Then a purchase price difference debit note alteration window will appear. Click on Modify tab to modify the selected entry.

6. Now user can make the changes according to the requirement.

7. Then the press Ctrl+W to save the changes.