Follow this Photoshop tutorial to add a contemporary frosted pixel overlay to your photos.
Open a picture into Adobe Photoshop.
Next, press Ctrl+J to duplicate the layer. Change the blending mode to Overlay.
Go to Filter> Pixelate> Mosaic and in the Mosaic Photoshop filter settings, set ethe pixels to the size that you want the squares to be.
Then, press Ctrl+J to duplicate the top layer and change the blending mode from Overlay to Multiply.
Now go to Filter> Stylize> Find Edges. This is what your image should look like inside Photoshop:
This step is optional. Press Ctrl+Shift+U to desaturate the outline so that they don’t have any color to it.
Here’s the final image after applying this Photoshop effect: