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Icon Pack Builder guide

How to Create Windows App Icons from One PNG

Start with one clean source image, generate the Windows icon sizes you need, review the result, and export an organized pack.

Published July 28, 2026 ยท Windows

A Windows app rarely needs just one image file. Packaging, installers, shortcuts, and Store submissions can require several outputs, so the reliable workflow is to maintain one high-quality master PNG.

1. Prepare a clean master image

Use a square PNG with enough resolution to survive downscaling. Keep the important symbol away from the outer edge and avoid fine text or details that disappear at small sizes.

2. Generate the icon pack

Load the source once and generate the available Windows app, package, installer, and Store-oriented outputs. Keep the master unchanged as the source of truth.

3. Review the smallest outputs

Check recognizable shape, contrast, padding, and clean edges at the smallest generated sizes. Revise the master and regenerate rather than repairing each small file independently.

4. Export an organized set

Export into a dedicated packaging or release folder. Keep stable file names unless the destination requires another convention.

Common mistakes

  • Starting from a source image that is too small.
  • Placing the symbol too close to the boundary.
  • Using text that becomes unreadable.
  • Manually resizing every asset and creating inconsistent padding.
Generate the pack with Icon Pack Builder

Create Windows app, installer, and Microsoft Store icon assets from one source image.