Save a Selection as an Image in Paint.NET

While Paint.NET does not feature a single-click "Export Selection" button, you can easily save a specific selection as an independent image file without affecting your original project. This guide outlines the two fastest methods to achieve this: using the "Paste into New Image" command and using the "Crop to Selection" feature.

This is the cleanest and safest method because it immediately isolates your selection on a new canvas without altering your current working document.

  1. Make your selection: Use any of the selection tools (Rectangle Select, Lasso Select, or Magic Wand) to outline the portion of the image you want to save.
  2. Copy the selection: Press Ctrl + C on your keyboard, or go to Edit > Copy.
  3. Paste into a new image: Press Ctrl + Alt + V, or go to Edit > Paste into New Image. Paint.NET will automatically generate a new canvas sized perfectly to your selection and paste the content into it.
  4. Save the file: Switch to the new tab, press Ctrl + S (or File > Save As), choose your desired format (such as PNG or JPEG), name your file, and click Save.

Method 2: Crop to Selection

If you prefer to work within the existing tab, you can crop the canvas directly to your selected area and save it as a new file.

  1. Make your selection: Select the desired area using your preferred selection tool.
  2. Crop the image: Press Ctrl + Shift + X, or navigate to Image > Crop to Selection. Everything outside your selection will be removed.
  3. Save as a new file: Press Ctrl + Shift + S, or go to File > Save As. Ensure you provide a new file name so you do not accidentally overwrite your original image.
  4. Restore the original canvas: After saving, press Ctrl + Z to undo the crop and restore your original workspace to its previous state.