How to turn on the privacy mode for one plus five mobile phones?

The method to turn on the phone privacy mode is as follows:

On the main page of the mobile phone, click the Apply button; In the application page, click the Settings button; In the Settings page, click the Security Settings button; On the Security Settings page, click the Privacy Mode button; On the privacy mode page, click the Next button according to the content prompted by the privacy mode wizard; In the new pop-up page, click the disclaimer button of agreeing to privacy mode, and then click the Next button; In the new pop-up page, click the Set PIN button, enter the PIN to be set, and then click the Continue button; In the pop-up dialog box, enter the PIN code to be set again, and click OK to complete the opening of mobile phone privacy mode.