1, open "Baidu Cloud" app, and click Open, as shown in the following figure.
2, after entering the home page, find the "Discovery" button below, and click Enter, as shown in the following figure.
3, into the "discovery" function, in the Discovery function page to find "mobile phone back" function, at this time you can see that the function is not open, click to enter, as shown in the following figure.
4, into the "mobile phone back Page", you can see a "Start" button, click the "Start" button to start, as shown in the following figure.
5, confirm the start of the phone to find settings, as shown in the following figure.
6, to confirm whether you want to activate the device management, click on the activation can be, as shown in the following figure.
7, start the success as shown in the following figure, you can deactivate the function yourself.