- New: Quantity option added to Order Bump.
- New: Collapsible field option added to checkout fields.
- Improvement: Unique class added for product options at the frontend.
- Fix: Upsell/Downsell rejection confirmation message's text updated.
- New: Actions and filters added for upsell/downsell payment gateway integrations.
- Fix: Payment section was not showing for a paid order bump due to the free main product.
