World of Warcraft is the most popular MMORPG game with fantasy world developed by Blizzard Entertainment Inc. The developers are always adding new content to the game, so it’s not becomes boring as other games. The owners of World of Warcraft can use application called Battle.Net – it is something like Steam client but for Blizzard games. So, to install World of Warcraft on your computer you just need to install battle.net client and login to your account. After that you can download and play any blizzard game that you own. But what to do when you have d3dx9_43.dll is missing error when trying to launch World of Warcraft?
First of all you should know that d3dx9_43.dll is missing error is not related with World of Warcraft or any other Blizzard product, so there is no reason to get in touch with blizzard support crew. D3dx9_43.dll is the system library that belongs to DirectX version 9. D3dx9_43.dll is missing error usually happens because the most recent Windows operating systems such as Windows 7, 8, 8.1 and 10 already have DirectX 10 and 11 preinstalled, but not DirectX 9. To fix d3dx9_43.dll is missing error on your computer you have to download and install d3dx9_43.dll library from here: http://fix4dll.com/d3dx9_43_dll.
This should fix your d3dx9_43.dll is missing error in World of Warcraft or in any other program.