macOS 26 automatically adds default icons based on the menu item's standard action. To disable this, start the Terminal app, execute
and log out and back in.
The icons added by the app developer are still there, but the automatically added default icons are gone.
To delete NSMenuEnableActionImages
Code:
defaults write NSGlobalDomain NSMenuEnableActionImages -bool false
and log out and back in.
The icons added by the app developer are still there, but the automatically added default icons are gone.
To delete NSMenuEnableActionImages
Code:
defaults delete NSGlobalDomain NSMenuEnableActionImages