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How to use Smart lock in android lollipop

Android lollipop has brought a massive change in the android user interface. Honestly speaking, android lollipop is much better than all the previous versions of android. It is very annoying to enter password or PIN every time to unlock your phone and also at the same time you can’t afford to set your phone password free. But in android lollipop you can use smart lock to get rid of this problem.

Android 5.0 has brought this massive change in the user experience of android- One of the most significant feature of android lollipop is the SMART LOCK. By setting up smart lock, the owner of the phone won’t have to enter PIN or password again and again to use the phone, but at the same time other people would have to enter the password to unlock the phone. Interesting huh ? let see how to enable and use smart lock feature in android lollipop.

Setting up Smart Lock in android lollipop

Your phone must be password protected in order to use  Smart Lock feature. To set up and use smart lock feature in your android device, go to settings and search for “Trust agents” or you can manually find Trust agents in Lock Screen option or Security option. Open Trust agents and enable Smart Lock (Google).

how to use smart lock in android lollipop

After enabling the Smart Lock feature, go back to Lock screen option, scroll down and open Smart Lock and enter the password or PIN to use it.

How to use Smart Lock in android lollipop

In the Smart Lock screen, you will see a list of options of the available smart protection such as Trusted devices, trusted face, trusted voice. Let see how to use smart lock in android lollipop:


Trusted devices

With this feature you can add a trusted device to keep your phone unlocked when connected. The trusted devices includes:

  • Your Bluetooth watch
  • Your car’s Bluetooth system
  • An NFC sticker on the phone dock in your car

If you are using a Bluetooth watch as a trusted device for your phone, the watch should have to be in a range of up to 100 metres.

use smart lock trusted devices

To add a Trusted device for your phone, open the trusted devices option and click on ADD TRUSTED DEVICE and pair your phone with the device you want to use as a trusted device. Upon pairing a device for the first time, you will get a notification asking if you want to add it as a trusted device, just tap Add as a trusted device.


Trusted places

If you are at home, then you will hate to enter the password of your phone to unlock it. You can skip entering the password by using Trusted places feature in the android lollipop.

use smart lock trusted places

To use the trusted places feature, tap on the Trusted places and click on Add trusted place. Find the location you want to set as a trusted place and then select the location. Note: this will work in the range of up to 80 metres.


Trusted face

Trusted face feature was launched in android kitkat. This features detects the face of the owner and then there will be no need to enter the password or PIN.

use smart lock trusted face

Trusted face is less secure than a pattern, PIN or password. To enable the trusted face feature, tap on Trusted face and click on SETUP, hold the phone at eye level and click on NEXT. The phone will now detect your face and will save it, now you don’t need to enter the password to unlock your phone.


Trusted voice

This feature will save your voice and will detect it when you are using the phone. To enable this feature, first you have to change the phone language to English (United States). Open the Google app and navigate to Google settings, click on Voice. Change the device Language to English (United States). Now tap on “Ok Google” Detection, enable “From the Google app” option. Say “Ok Google” three times to get started.

enable OK google and use smart lock

Now go back to the Smart lock screen and tap on Trusted voice and enable it. Just say Ok Google if you want to unlock your phone.


On-body detection

I personally don’t know why this feature is included. Anyway, to enable it, just tap On-body detection and turn it ON. Note, your device stays unlocked as long as you keep holding your device in your hand or carrying it in your pocket or handbag. Your device will automatically lock when it detects that it’s been set down. Congo! Now you know how to use smart lock feature in android lollipop, have fun.

About Saransh Bhatt

Hey Kicker, Welcome to Kick-It-Easy, I'm Saransh Bhatt pursuing Electrical Engineering, running a tech blog. I'm a huge science and technology enthusiast. I'll be posting abut tips and tricks for android and how to guide around all tech stuffs. Subscribe to Kick-It-Easy to get instant updates via email.

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