• Go to Transactions > Sale > Modify Bill.

• A 'Modify' window will appear.

• The user will select the options as per the Requirement i.e. Bill Date, Bill number etc.

• A 'Sale Book as on' window will appear.

• The user will select that bill (which needs to be cancelled) and press 'Enter' on it.

• A 'GST Invoice Alteration' window will appear.

• The user will click on ‘Cancel’.

• Now a 'Cancellation remark' window will appear in which the user will enter the remark (i.e. reason to cancel the Challan).

Note: It is mandatory to give remark before the cancellation of bill.

• Now, an alert of 'Be Careful' will appear.

• Click on ‘Yes’ to cancel the bill.

After following the above steps, the selected Sale Bill will get cancelled in Marg Software.