How much does this cost to the nearest dollar?

HP Newest 14 HD Business and Student Laptop, AMD Dual-Core Athlon Silver 3050U up to 8GB DDR4 RAM, 256GB SSD, WiFi, Webcam, HDMI, Bluetooth, Windows 10 with GalliumPi Accessories
How to switch s mode to windows 10 On your PC running Windows 10 in S mode, open Settings > Update & Security > Activation.In the Switch to Windows 10 Home or Switch to Windows 10 Prosection, select Go to the Store. (If you also see an Upgrade your edition of Windows section, be careful not to click the Go to the Store link that appears there.)On the Switch out of S mode (or similar) page that appears in the Microsoft Store, select the Get button. After you see a confirmation message

Price is $400.00

Price: $399.89