Undo Redo Operations in Diagram
To limit the number of undo and redo action to fewer than the default of 50, set the general_undo_stack_limit configuration option to a lower number. When available, Undo and Redo commands appear on the menus.
Undo and redo operations are not available for the following commands:
Edit Menu Commands
• Edit > Transfer All Connections
• Edit > Cable Contents > Add Wires
• Edit > Cable Contents > Remove Wires
• Edit > Highway Wires > Add Wires
• Edit > Highway Wires > Remove Wires
• Edit > Search in diagram
View Menu Commands
• View > Update Labels
Insert Menu Commands
• Insert > Wire
• Insert > Cable
• Insert > Highway
• Insert > Rail
• Insert > Ladder
• Insert > Connector > Single View
• Insert > Connector > Multi-View
• Insert > Connector > Parametric
• Insert > Connector > Inline
• Insert > Component > Single View
• Insert > Component > Multi-View
• Insert > Component Group
• Insert > Splice > Butt
• Insert > Splice > Through
• Insert > MVC View
• Insert > Component Group View
• Insert > Cable Symbol
Format Menu Commands
• Format > Spools
• Format > Default Wire Spool
• Format > Default Cable Spool
• Format > Conductor Direction
• Format > Multi-View Connector Gallery
• Format > Multi-View Component Gallery
• Format > Component Group Gallery
• Format > Rung Labels
• Format > Reference Zones
Info Menu Commands
• Info > Wire List
• Info > Wire List for Layer
• Info > MVC Instance
• Info > Component Group
Tools Menu Commands
• Tools > Parameters
• Tools > Diagram
• Tools > Pattern
• Tools > Objects
• Tools > Terminator Table
• Tools > Logical Reference