... display "on Stock"

These are the options to display a product as "on Stock"

Option 1

Stock Quantity > 0 and no Availability Date and no Presale Startdate set

If there is qty on Stock and no availability date and no presale startdate set, that means the product with the given quantity is on stock.

Option 2

Stock Quantity > 0 and Availability Date is already in the past and Presale Startdate not set or in the past

If the Availabiltiy Date is set but it is already past, the Product is considered as available already.

To display the Product as "in Stock" the Presale Startdate needs to be empty OR also in the past.

If the Presale Startdate would be in the future, the product will show as "Coming Soon" Item.

Screenshot taken in Apr 2023 --> Availability Date has passed

Result with all options: