turn4441, thank you for your reply. Your tips lead me to think that there is a way to play the Grand Campaign DLCs with the undo move function off. I will make a Mod to overwrite the main Wehrmacht Campaign with the DLC39.

Hi folks, I really enjoyed playing Panzer Corps. I just came back to the game for another challenge and tried to play DLC39 with Undo option off. It appears that the undo button is still enabled, whilst it is disabled in the case of vanilla Wehrmacht campaign. I would be grateful if someone could le...