PNGs, JPG, GIFs, and BMPs are all supported. Transparency is preserved where applicable.
Anxious to contribute some of your hard-earned money? We probably won't refuse!
Not so anxious? That's cool, we're still friends!
are icon resources containing three to five 32bit images of the dimensions: 48x48, 32x32, 16x16. 128x128 and 256x256 are included as well (if include large icons is selected), allowing your system to pick the most appropriate size for the situation.
If you just need the bigger icons, be sure to check the checkbox before uploading.
Your image files might be too big! When analysing your image, if the explicit memory limit is exceeded, your file will not be converted.
But just resize your image, and try again.