[leovampire]

Originally Posted by miner1436

inport as in the harbour right?

In port is home base for your sub in the Captains room view. And some mod's will not work with your previous save's so once you leave on a new Patrol then they work well. Mod's that are just for graffics almost always can be used at anytime. But if they effect the Campaign layers then you can not use a past save from port only go forward from there.