HELP WITH KING COOL KC FONT!?

Well Im not sure how to download this font, ive been on 'dafont.com' & ive seen the dwnload on, but all i know is how to download, i want to know how to put it in your fonts, and how to use it on photobucket, and microsoft word. lolz. ALL IM AWARE OF IS HOW TO DOWNLOAD THE FONT, IM NOT SURE HOW TO USE IT, OR HOW TO HAVE IT COME OUT ON "FONTS" AT THE CONTROL PANEL. STEP BY STEP HELP WOULDD BE HIGHLY APPRECIATED. pLZ & THNX(: