How does Huawei mate7 set a one-button off screen?

1) mobile phone downloads ink weather. After downloading, click the menu (i.e. ┇ icon) in the upper right corner and select Settings.

2) After entering Settings, click Plug-in Settings.

3) Then select the plugin hotspot customization.

4) Find the one-button screen lock plug-in and set it to any position.

5) Return to the desktop, click the location you set, and lock the screen with one button!