This package is ONLY meant for a 3.4 or 3.5 image. If you want to remove Celeste from a 3.6 or later image, just remove the system category (or use Monticello to unload the package). Before installing this package, you must install:- SARInstaller- FlapsRegistry- AppRegistry This package refactors mail-handling code, leaving a simple mail-sender capability in the image and removing the Celeste classes. This package also removes the Celeste thumbnail from the ObjectsTool and from the Tools flap.