Unzip, Unrar the folder and run: Binaries\Win32\UDK.exe

Update 1.8.5

- removed x64 ver (temporarily).

- removed launcher (forever xD).

- updated game code.

- updated all materials.

- updated post process.

- updated gamejolt api.

- updated ai navigation.

- updated shadows (quality 4096)

- optimized streaming levels.

- optimized shaders.

- fixed crashes (if you find a bug, write here: https://gamejolt.com/@IndieRU).

- fixed broken audio.

- fixed monster freeze.

- fixed broken items.

- fixed freeze in cutscene.

- fixed bad shadows.

- fixed fog in dx11.

- removed trashes.

- and more..

Auth Gamejolt:

In Client - run game with gamejolt client.

No Client - find the file(Binaries\Win32\custom_credentials) and enter your login and token.