*Create several layers
*Draw the picture or whatever it is you want in each stage of the animation of each layer
*Edit the name of each layer and add (###ms) to the end of the assigned name [ms=millisecond]
*Click Filters --> Animation --> Playback for a preview
* the File --> Save as --> "your image name.gif" (Adding .gif is necessary)
*a box will pop up. Make sure you select "Save as animation" then click "export"
-done