You can use SKIP FOR option of a menu item to disable it.
The hiding can be done following way

PUSH MENU _MSYSMENU
RELEASE BAR ...
RELEASE PAD ...
...
DO FORM ...
POP MENU _MSYSMENU

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>How is a menu item removed dynamically during programming? I am using a menu created with the Menu designer and need to remove/hide several options on the init of the from that contains the menu.
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