Photoshop CC 2015 introduced a new real-time healing brush algorithm. However, some customers prefer the behavior of the older healing brush algorithm. This document provides solutions to make Photoshop CC 2015 and later use the original healing brush algorithm and/or interactive feedback.
Note: In Photoshop CC 2015.1, a new Diffusion slider was introduced, which allows you to achieve results similar to the legacy algorithm: See Healing brush examples.
Revert to the legacy behavior (Photoshop CC 2014 and earlier Healing Brush algorithm) for the Healing Brush tool by enabling Preferences > Tools > Use Legacy Healing Algorithm For Healing Brush.
Follow these steps: