Continue shopping “Windows 8.1 Professional 32/64 Bit Activation Key” has been added to your cart. Product Price Quantity Total × Windows 8.1 Professional 32/64 Bit Activation Key US 29.00 Quantity US 29.00 Coupon: Apply coupon Update cart Cart totals Subtotal US 29.00 Shipping Free shipping Shipping options will be updated during checkout. Total US 29.00 Proceed to checkout — or —