How to turn off access restrictions for Xiaomi mobile phone?

Xiaomi mobile phone access restrictions are as follows:

1. Open Xiaomi's mobile phone and click to enter the system settings page;

2. Drop-down page, select "Security and Privacy" option, find "Privacy Protection", and click Enter;

3. Select the "Turn off access restrictions" option, enter the password of the mobile phone security settings, and confirm to turn it off.