Resizing an Image using Paint.net

With Paint.net open, click on File in the upper left corner and choose Open. Now browse for the image or photo that you would like to resize.

Now with your image selected, click on Image at the top of the page. Select Resize.

The resize window will open, make sure there is a check mark in Maintain Aspect Ratio. Now change the width to what you want the image to be. The height will change to the proper ratio. Click OK.

To save the image, click on File at the top of the page and select Save AS. Select where you would like to save the image, be sure and give the image a different name so that it does not overwrite the original.