If you want to pixelate an image in Illustrator, there are a few different ways to go about it. The first way is to use the Pen tool and draw a series of small circles around the area you want to pixelate. The second way is to use the Eraser tool and delete all of the pixels around the area you want to pixelate. The third way is to use the Blur tool and soften the edges of the pixels around the area you want to pixelate. ..