By default DEX saves a copy of EVERY change you make to your project. These are saves in a directory called XXX.backup where XXX is the full path name of your project.

To restore to any of the click the Home→Open→ button. The Restore Design dialog show below will appear.

The Restore Design dialog

Click on any of the rows in the left grid to view the project. The schematic (first page) and the PCB will be displayed in the viewports on the right.

The date the design was saved

. The time the design was saved.

The action that occurred after the design was saved.

Click to cancel/close the dialog.

Click to restore the selected design state.

Click to display this help topic.