Step 1: Duplicate the image (select image from layer then press ctr+j to duplicate).

Step 2: Select Filter > Other from menu bar and click on High Pass.

Step 3: Slide your mouse with the Radius from left to right until you get the right amount of sharpening.

For my example I used 10.0 pixels. Click Ok

Step 4: Set the Blending Mode of the current layer to Overlay.

And we are done…

Before / After

More tutorials to come...

Tutorial by TechBP