https://www.techradar.com/news/oneplus-5t-and-5-are-getting-a-new-feature-from-the-oneplus-6

The OnePlus 5 and OnePlus 5T are about to get a new feature that's being passed down from the OnePlus 6 - selfie portrait mode.

It will arrive in a software update, providing extra functionality within the camera app. Selfie portrait mode will provide blurred-background shots - known as Bokeh - using the 16MP front camera on the phones.