1、解压缩
2、安装Update目录下的升级补丁到游戏目录中
3、复制CODEX目录下的未加密补丁到游戏目录中覆盖
4、运行游戏

更新说明：

Update v1.3.5:
Text improvements
Fix reference to console version in some tutorial text.
Fix book text layout in a few chapters.
More text fixes throughout the game.

Bug fixes
Fix crash issue on some configurations in a chapter 5 cutscene.
(might also affect other locations)
Fix intermittent crash issue on some systems related to an XAudio dll reference counting bug.

Graphics improvements:
Generate correct mip-maps and rebuild map assets for Bareahard.
(fixes flickering of many ground and object textures)

By CODEX