As a reminder, be sure to properly give content warnings and put sensitive subjects behind proper spoiler tags. It's for the mental health of not just your comrades, but yourself as well.
Here is a screenshot of where to find the spoiler button.
Show
You don't have to use them btw. As someone else already mentioned, some people don't like them because it implies that they were the other gender before which doesn't match how they retroactively perceive their internal mental state