1. Disabling pick up of ammo attached to an object
Pick-up interaction can be disabled for ammo (e.g. chemlights) attached to an object.
OBJECT setVariable ["ace_advanced_throwing_disablePickUp", true, true];
2. Disable showing grenade preview
Hide the (non-primed) preview grenade object by
ace_advanced_throwing_hiddenThrowables pushBack "grenadeHand"; // disable specific grenade types (CfgAmmo classname)
ace_advanced_throwing_hiddenThrowables pushBack true; // disable all