how to install addon

[johnmeister]

hell-o ivetried so many time ive downloaded the addon from firestome addons of then close my wow game get the downloaded file extract it into the addon folder but when i log into wow there no addons what am i missing or doing wrong can someone help me please 

[Florix]

yo, did you extract the zip file? Did you downloaded an AddOn pack? Then they might be in subfolders.