Photoshopuniverse shows how to remove JPEG Artifacts in photoshop. It's simple. Sometimes it happens that, you get the best picture which is related with your work, but unfortunately its low quality or small. If you zoom in a small picture it will pixilated. You will see some blocks. Luckily there is a way to remove it from photoshop. Go to- filter, then noise, then reduce noise. There will be an options of removing JPEG artifact. Check that. After watching the video you can remove JPEG artifacts in proper way.