WTF file format is used by World of Warcraft computer game developed by Blizzard. The game contains several WTF documents wich can ne freely edited by the player. The files store data in text format, so an text editior can he used to modity the file’s contents.

File named config.wtf stores information related to video and audio settings. All WTF files are stored in folders of the same name. It is recommended that user should create backup copy of the file before editing it.