How can I configure email and WhatsApp notifications in BUSY? What are the steps involved?

To configure email and WhatsApp notifications in BUSY,then follow the below steps:
 For Whatsapp Configuration :
 Step 1: Make sure that the window should be 8 or above
 Step 2: Download the whatsapp web from the microsoft store or from any other site.
 Step 3: Install it and scan your whatsapp QR code then your whatsapp will get open in the system.
 Step 4: Open the BUSY software 
 Step 5: Click on Administration
 Step 6: Then Configuration
 Step 7: Then SMS API Configuration
 Step 8: Click on add format by whatsapp name
 Step 9: Then mention the whatsapp api with parameter of mobile- phoneno and message- message and tick the PDF option and save it.
 Step 10: Make sure that the whatsapp number should mention in the party master.
 Step 11: From voucher series configuration, select the required voucher type for sending whatsapp while saving the voucher then click on voucher configuration and enable the option send sms after saving.
 Step 12: Go to the transaction menu, add the voucher and when you save then will ask for sending the sms. There select the whatsapp format and click on send, Whatsapp window will get open and pdf invoice link will get send to the party master whatsapp number.
 For Email Configuration :
 Step 1: Click on Administration
 Step 2: Then Configurations
 Step 3: Then Email Configuration
 Step 4: Select the Send Directly option.
 Step 5: Select the Attachment as per your requirement
 Step 6: Mention the Server Configuration : Smtp Server Name for your email like Gmail, yahoo,rediffmail etc. then Username & Password for the id.
 Step 7: Mention the Sender Details : From option - Your Name & Reply To - Your Email ID.
 Note : Generate the Email ID password for BUSY from Security Setting of Gmail and Yahoo ID.