Samsung SM-J415FN User Manual page 73

Apps and features
3
When Live focus ready. appears on the preview screen, tap
Background blur adjustment bar
Editing the background of the Live Focus photos (Galaxy J6+)
You can also edit the background blur level of a photo taken with the Live focus feature.
1
Select a photo taken with the Live focus feature and tap Change background effect.
2
Drag the background blur adjustment bar to the left or right to adjust the blur level.
3
Tap Apply to save the photo.
Live focus
73
to take a photo.
Adjust the background
blur level.