How to install AddOns on World of Warcraft

This video explains how to install AddOns on World of Warcraft. From downloading the AddOn, to extracting it into your Interface folder, everything is explained step-by-step.

Steps performed:
-AddOn downloaded (in this case, Omen threat meter)
-Extracted using unarchiving utility (WinRAR or WinZIP)
-Placed in the World of Warcraft\Interface\AddOns folder

Don't forget to restart your World of Warcraft before attempting to play the game with your newly installed modifications!