How to alter Deck Gun Damage values?

[Sauroketh]

Originally Posted by Charlie901

I've noticed that as well but never saw the sinking ship ICON on the NAV Map so I figured it was never going to sink.

Same thing, something is messed up with map marks. I recall them remaining there for eternity, then, can't tell when exactly, they either do not appear, or DISAPPEAR along with my notes and lines and circles. Grid map, pen and paper by my side are as useful as ever.