How do I switch from generating regular invoices to e-invoices for my business?

IF you want to generate e-invoice then please follow the steps :
 Step 1: Go to Administration Menu
 Step 2: Click on configuration option 
 Step 3: Then click on Feature and option 
 Step 4: Then click on GST/VAT feature 
 Step 5: Then enable e-invoice required option as Y and mention From Place and pincode then click on OK button
 Step 6: Then Click on GSP configuration button
 Step 7: mention GSP IDs of webtel and pinnacle then click on both validate button
 Step 8: After successful validation, save the configuratinons by click on save button
 Step 9: Then go to vocuher series configuration from configuration option
 Step 10: select voucher and series and then click on voucher configuration option 
 Step 11: Then enable Input transport detail option as Y 
 Step 12: enable generate e-invoice after saving as Y then save the configurations 
 Step 13: While creating invoice you will get a transport detail window in which you are going to mention neccessary details like To Place and pincode then click on OK button 
 Step 14: Afterward while saving invoice, you will get a option of Do you want to generate E-invoice 
 Step 15: Then click on YES and select Automatic method 
 Step 16: Then enable or disable options as per your requirement and check possible error if any then resolved it 
 Step 17: Then proceed to generate e-invoice