How to lock/turn-off screen using fingerprint sensor on Honor 8?

I dont like pressing power button everytime I want to lock/turn-off my screen. I have tried different apps but all of them requires admin rights to work and after locking screen with them I cannot use fingerprint sensor to open the phone because it says that admin locked the phone so I must draw my security pattern everytime. So I would like to know is there any possibilty to lock the screen by pressing fingerprint sensor on tapping fingerprint sensor twice to lock the screen like for...

How to lock/turn-off screen using fingerprint sensor on Honor 8?

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