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Photos you take are saved to a special folder on your computer. Access the folder with the "Photos" selection in the "Options" menu screen.
Take photos of important locations that you want to find again later and use the "Place Objective" button from the Photo App to mark it on your map.
Customer support service by UserEcho
You can craft items only after you have found a crafting plan for the item you want to craft or after you have salvaged one of that item to learn the crafting plan.