How to lock screen by double tap

[Hullur]

Any one help me in dis regard

[Rahoul]

I also want this feature....

[ajayyv]

No gesture currently but you can do that with Nova launcher

[Hullur]

yeah.. v have many launchers and apps which reduces device performance. better to incorporate in system OS.

[admin_]

Thanks for being with Samsung and sharing your concern. We would like to inform you that Double Tap Lock screen feature is not available in your device. However we have noted down your valuable feedback and we will surely share this with our relevant department, any update in this regards will be conveyed to you via various means of communication. Be sure to hit ♡ when you find an answer that works for you.
For Further assistance, you can get in touch with us via Live Chat option by following- http://livechat.support.samsung.com/Customer_new/IN. You can also connect us via Samsung Members web community by following mentioned url https://community.samsungmembers.com/en_IN#/

[Hullur]

Thank you for your valuable reply. this feature should be incorporated in coming update because its saves power key life. and feature must be like double tap lock and on as it is available in many device's which worth 10 k. kindly incorporate.