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

更新说明：

Update v1.0.0.3:
- Numpad keys, page up/down, delete, insert and home keys can be assigned in game controls.
- Mountains of Madness book title corrected.
- "Grand Inquisitor" achievement now can be obtained by checking all notes though the game.
- Fixed a glitch causing Borderless Fullscreen settings to be reset to Fullscreen when Cancel/Right Click/Escape keys used in options menu.

By CODEX