How to turn off the computer screen in JD.COM store?

There's no way to shut it down. JD。 COM's computer screen can't be closed or hidden. The display of computer and mobile phone is stipulated by the platform, and there is no way to turn it off. Computer-side display is also essential. In many cases, we use computer shops in JD.COM. Even if they can be closed, at least a lot of traffic will be lost, which is not cost-effective. And there is no such operation.