Executing the following command terminal
defaults write NSGlobalDomain NSNavPanelExpandedStateForSaveMode -bool true defaults write NSGlobalDomain NSNavPanelExpandedStateForSaveMode2 -bool true
That's all.
If you want to revert back to, the following
defaults delete NSGlobalDomain NSNavPanelExpandedStateForSaveMode
defaults delete NSGlobalDomain NSNavPanelExpandedStateForSaveMode2