Windows

App Icon Size for Windows App (MSIX)

Windows 11 · Microsoft Store

The complete, up-to-date icon size requirements for Windows App (MSIX) in 2026. Every pixel dimension for Microsoft Store — plus format requirements and common mistakes.

256px
Master Size
6
Required Sizes
ICO
Format
No Alpha
Transparency

Windows App (MSIX) icons require multiple sizes to ensure optimal display across Windows 11's various UI contexts, from taskbars to Start menu tiles. The 256x256 pixel size serves as the master icon, providing the highest detail for large displays and scaling down to smaller variants. Windows Store apps uniquely need both square and plate (wide tile) variants to support different tile layouts in the Start menu. The ICO format bundles all sizes efficiently, while PNG offers individual size control. Proper sizing ensures crisp rendering across high-DPI displays and different system zoom levels, critical for professional app presentation.

All Required Icon Sizes — Windows App (MSIX)

Size (px)DimensionsFormatUsage Context
256px256×256ICOSystem context
96px96×96ICOAndroid xhdpi
48px48×48ICOAndroid mdpi
32px32×32ICOmacOS 32pt
24px24×24ICOSystem context
16px16×16ICOmacOS 16pt / favicon

Technical Requirements

File Format
ICO / PNG
Color Space
sRGB
Transparency (Alpha)
Not allowed — solid background required
Rounded Corners
System-applied — design square
Store Destination
Microsoft Store
Notes
Windows Store apps need square and plate variants.

Common Mistakes for Windows App (MSIX) Icons

Three common mistakes plague Windows App (MSIX) icon preparation: First, developers often skip creating true 16x16 and 24x24 pixel versions, relying on automatic scaling that produces blurry results in system tray and file explorer contexts. Second, many forget to create wide tile (plate) variants, missing opportunities for prominent Start menu placement. Third, developers frequently use non-square aspect ratios or add padding to icons, causing misalignment in Windows 11's rounded square icon containers. These oversights result in unprofessional appearance and reduced discoverability in the Microsoft Store interface.

How to Export Icons for Windows App (MSIX)

  1. 1Design your icon at 256×256px — this is your master file
  2. 2Use sRGB color space
  3. 3Ensure no transparency — the background must be solid
  4. 4Export as ICO / PNG at each required size
  5. 5Upload to Microsoft Store — the 256px version goes in the metadata field

Generate All Windows App (MSIX) Icon Sizes Instantly

Upload your master icon once. AppIconsKit exports all 6 required sizes for Windows App (MSIX) — correctly formatted for Microsoft Store.

Generate Windows App (MSIX) Icons Free →

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