Awesome portrait camera feature with one ui3.1

Recently I updated my device for one ui3.1,there is feature called object eraser in photograph.I tried for that but could not do that.As per instruction I clicked three dots icon there I did not find "Labs" label only I could find labels as style,res...

Awesome new camera feature(Live focus)

I do not find night clock on always display on in s9

The attached screenshot shows how to enable volte feature on device but it is not found in my deviceS7 edge G935F