When you open the company then on top you will find the transaction tab. In the transaction tab, you can do the transaction related to below voucher.You can create Dual Voucher, Accounting Voucher and Pure Inventory Voucher.
Dual Voucher : Here Accounting and Inventory both get hit. Vouchers which are Sales, Purchase, Sales Return and Purchase Return.
Accounting Voucher : It refers to where only Accounting get hit. Vouchers which are Payment, Receipt, Journal,Contra, Debit and Credit note without Items.
Pure Inventory Voucher : It refers to where Only Inventory get hit. Vouchers which Matrial issue to party, Material Receive from Party, Stock Journal, Stock Transfer, Production and Unassemble.