Pre-Order Button Conditions
The Pre-Order button will appear only if:
Inventory is 0 or less.
Continue selling when out of stock is enabled.
Track quantity is enabled.
How to Disable the Pre-Order Button
Go to Shopify Admin > Products.
Select the product you want to update.
For each variant:
Set the inventory quantity above 0, OR
Uncheck Continue selling when out of stock.
Fulfilling Existing Pre-Orders
Make sure your stock levels cover all outstanding pre-orders.
Fulfill orders as usual once inventory is updated.
What Happens Next?
Once you update the inventory or disable pre-order settings:
The product button will automatically switch from Pre-Order to Add to Cart.
Your store will resume handling orders as regular in-stock purchases.