The Place of Supply is determined based on the billing state code of the customer’s GSTIN. If the customer doesn’t have a GSTIN or billing state, it will default to the company’s billing state.
If you want to change the Place of Supply, you need to verify the customer’s GSTIN.
It is not possible to hide the Place of Supply field from the inbuild invoice templates available in Swipe.
To understand the Place of Supply in more detail, please refer to the below article.