Delivery date Not confirmed in sales order

[HARISH24]

Hi,

The delivery date is not confirmed in the Schedule Lines tab after saving the sales order. However, before saving the order, if you check item availability and confirm the order, the delivery confirmation date appears correctly. Once the order is saved, the delivery confirmation date no longer shows

VA02

To uncheck the RLT in OVZ9 we could not find the field, let us know where could we find the RLT field