Now we are going to discuss topics solely intended for Redmine project managers, that is, for users having permissions allowing them to edit project properties or properties related to projects. If you are the one who created the project, most likely, you have such permissions. Anyway, it's easy to check, if you see the Settings tab in the project menu, you can manage this project (or at least some of its properties).
So let's move to this tab now:
Under this tab, you see the project's settings menu, which also has tabs.
We will skip the Issue category tab as it has been discussed in the previous chapter, we will also skip ...