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How to remove pixelation with gimp

Updated March 23, 2017

Pixelation happens with digital photographs for many reasons. Being able to remove pixelation using GIMP (GNU Image Manipulation Program) gives you the ability to touch up more photographs. There are ways to remove the pixelation and both of these methods can be used in extreme cases or just one of them depending on your needs and personal preference. Both of these processes use trial and error. The time required to accomplish the task will depend on your desires and the quality of the picture you are using to begin with.

Open the picture that needs pixelation removed in GIMP.

Click "Filters" and navigate to "Blur" and select "Selective Gaussian Blur" from the menu.

Adjust the "Blur Radius" and "Max Delta" until you notice the removal of pixelation in the preview pane.

Click "OK" to keep the changes and save.

Open the picture that needs pixelation removed in GIMP.

Click "Filters" then navigate to "Enhance" and choose "Despeckle" from the menu.

Change the filter settings until you notice the required changes in your preview pane. Click "OK" to make the changes.

Use "Sharpen" or "Unsharpen Mask" from the same menu after to add some finishing touch.

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