Creating Windows icon using GIMP

Windows application icons normally used in an application is a multi-page icon. One is 16x16 at 4bpp and 32x32 that can be set as high as 32bpp. Creating an icon in GIMP is a easy a creating a new graphics document. Set the background to transparent and size to 32x32. On the first layer, add 16x16 and on the second layer add 32x32 picture. Save the file as .ico and select 4bpp for 16x16 image and 32bpp for 32x32. That should be it and off you go, you know have a nice looking Windows icon.