How to reset database?

• Click on "Configuration" from main menu and Select"Reset database".
  
• Select either all transactions or one transaction to delete from database.
  
• Click on "Delete" Button to delete the transactions from database.A confirmation message will appear.Click "Yes" for the confirmation.
  
• One by one messages will appear for all the transactions.
  
  
  
  
  
• Click "OK".