Where is the privacy protection of Ou Boxin pl mobile phone?

Hello; However, among the security software, the software that comes with the mobile phone is the simplest version, and many functions are not perfect. Tencent Mobile Manager can be used to encrypt important private information, which can ensure that personal privacy is not exposed and achieve comprehensive privacy protection. Adding contacts in private space can be done by manual input, selection from contact book,

Choose from SMS list and other methods. After selection, personal contacts and the SMS and call records you sent and received in the past will be

"Cut" into private space. Long press the added private message contact to initiate the first private message. thank you