My Warcraft World Editor is out dated

[Spiral]

How do i update this game? not just the editor.

I had this game for a while now and i never figured out how to update it.
Google-ing it didn't help
Youtube is super out dated.

I have version 1.23

plz be nice....

 

[Chaosy]

http://www.dota-utilities.com/2011/03/warcraft-126-patch-warcraft-3-tft-v126.html

follow the steps