Business Rule Setting
Menu Path: Admin > System Settings > Business Rules > Transactions> Display
Uncheck the option Sales Order to Invoice
Region Master Setting
Menu Path: Operations > Masters > Regions > Region Master > Transfers Tab > Sundry Tab
Uncheck the option "Use Default bin to confirm quantities for Non-Batch Products in Sales Transactions
Converting Sales Orders to Sales Invoice
When a Sales Order is converted to a Sales Invoice, the Shipped quantity is set to the Ordered quantity.
For the Service Type Product and Products of Type Stock which has confirmed quantity in the Sales Order
When there is no confirmed quantity for the Product of Type Stock, the shipped quantity is set to zero.
Refer to the following snapshots for the Sales Order and the Sales Invoice converted from the Sales Order.
Sales Order:
Sales Invoice: