Background blur, often called “bokeh” after the Japanese word for blur, is generally associated with high-end cameras with wide-aperture lenses. The effect is popular for portraits, and is emulated — ...
You can blur a picture you're taking using Portrait mode in the Camera app that's included in most modern iPhones. You can use an app like YouCam Perfect to blur any part of a picture after you've ...
Add more blur to the background or bring it into focus. Image: King of Hearts/Wikimedia Commons/D. Griffin Jones/Cult of Mac You can adjust the background blur of a Portrait mode photo on iPhone and ...