How to install Warcraft III 1.26a
Spectre works with Warcraft III: The Frozen Throne version 1.26a (1.26.0.6401). Reforged and versions 1.29 and newer won't do.
Download the game
Ready-to-play 1.26a, no Battle.net, about 830 MB. The new launcher can also download it for you.
Unpack the archive
Into a folder of its own. It should hold war3.exe (or Frozen Throne.exe) and Game.dll.
Choose the folder in the launcher
Settings → Game: find the Warcraft III folder and save.
Hit “Play”
The launcher checks the folder and tells you if something is wrong with it.
No Warcraft III?
Ready-to-play 1.26a, no Battle.net, about 830 MB. The new launcher can also download it for you.