Settings > Security > No onbody detection option under Smart lock

Settings > Security > No onbody detection option under Smart lock[DESCRIPTION]

Settings > Security >smart Lock does not have the on-body detection option.

[Solution]

A description of this feature can be found on Google's official website:
Https://support.google.com/nexus/answer/6093922?p=personal_unlocking&rd=1
This feature is available on specific devices only.
When you carry your device with you (for example, by holding your device in your hand, in your pocket or backpack), you can use the close-fitting detection function to
The standby is always unlocked. When the built-in accelerometer in the device senses that the device appears to be on you, the device remains unlocked
State.
Important: The close-fitting detection function cannot determine which person is on the device. If you unlock the device and give it to someone, the person
You can use the close inspection function to keep the device unlocked. Keep in mind that personal testing is just a safety feature that is less secure than
Pattern, PIN code, or password. If someone has taken your unlocked phone and the phone supports the close detection feature, the person
You can use your phone.
To set up and use the close-fitting detection function, follow these steps:
Touch personal detection in the Smart Lock menu.
When your device senses that it is on you, it will remain unlocked once you unlock it.
As long as you put the device aside and the device senses it is no longer on you, your device will automatically lock:
When you put the device on one side (such as placing the device on a table), the device may lock itself up to a minute.
When you enter a car, bus, train or other vehicle, it may take up to 5-10 minutes for the device to lock itself.
IMPORTANT: Your device may not lock automatically when you fly or ship, so be sure to manually lock it when you need it
Availability
When you re-pick up the device or come out of the vehicle, just unlock it once and the device will remain unlocked as you carry it
State.
Completely disable the close-fitting detection function: Move the switch in Smart Lock > Personal inspection to the off position.
Please note that Google specifically mentions that this feature is available only on specific devices.
The function of the on-body detection is the gmscore.apk control in the GMs, which is found oncreate by the inverse of the apk, but because the generation
Code to confuse, can not find COM.GOOGLE.ANDROID.GMS.AUTH.D.A.AW.D () implementation of the place, there is no way to continue the analysis.
Public final void OnCreate (Bundle parambundle)
{
Super.oncreate (Parambundle);
Addpreferencesfromresource (R.D);
Getactivity (). Setcontentview (K.A);
......
THIS.G =
Findpreference ("Auth_trust_agent_pref_activity_recognition_unlock_key");
if (! ( (Boolean) COM.GOOGLE.ANDROID.GMS.AUTH.D.A.AW.D ()). Booleanvalue ())
{
Getpreferencescreen (). Removepreference (THIS.G);
THIS.G = null;
}
}
There is currently no way to find out what specific Google-defined devices are in the anti-solution apk, but you can be sure that this feature will not be available on all phones
And we have no way to control whether this function is valid, because this is written by Gmscore encoding. If you want to know
Specific devices, please ask Google directly.