- You cannot add "HP Laptop 15s-du2555tu - Intel Core i3 - 11th Generation - Processor 1115G4 (6M Cache, up to 4.10 GHz) - 4GB RAM - 256GB SSD - 15.6'' HD LED-backlit (250 nits) Display - Windows 10 - Color Silver - 1 Year Local Warranty Hp Card" to the cart because the product is out of stock.