Category
Drawing Properties
If you set the this advanced option to FALSE , the snapshots are not created automatically when you save a drawing, and you are no longer asked to select if you want to create the snapshots when you close a drawing that you have changed. The default value is TRUE , which means that snapshots are created automatically when you save a drawing, and you will be asked to select if you want to create a snapshot when you close a drawing that you have changed.
This advanced option is model specific and the setting is saved in the options database.