ioulaum wrote: Sat Apr 23, 2022 12:38 pm In order to make firing arc changes to take effects.

You need to delete \data\ShipHullModelData folder and start a new game to let game regenerate it to include the changes you made in ShipHulls.xml

it worked. thanks !!!

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What do you mean ? - If you look in the ship-designer you'll notice that they DO change when you "modify the value of rotational arc" (i.e. if you mean "<RotationHalfArcRange>" in the section of the weapon-component: 0.001 - 3.6 (in degree) are facing forward and above 3.6 backward ...

in regards of firing arcs, i've noticed that modify the value of rotational arc in ShipHulls.xml does noting in game, the rotational arcs stay the same that they were