Quite frankly I've never seen why it's relevant to swear even in an acronym form over the server to start with. The rules are appropriate to censor all offensive language - if you don't like it, then go. Simple. We don't need swearing.
Hi Frost. To find screenshot first up; open your Minecraft launcher and click 'edit profile', and where the game directory path says is where you'll find 'screenshots' as a folder in your Minecraft application itself. Next step is -
Hello Frost_Kitty. You get your player head in your profile avatar by adding your in-game character. Simply go on your page, then the 'Characters' tab, and do 'Add character' and follow the loging / code prompts. Enjoy.