Thank you very much for your inclusiveness and support, and for giving us feedback in a timely manner. At present, our development team has updated the version to V1.1.2. The main changes are as follows:
1. Fullscreen function has been added (F11 is the default hotkey, it is also in the options menu).
2. Steam's F12 and Shift+Tab shortcut keys have been fully integrated, you can upload screenshots!
3. Remove the skip function and accelerated the story's display
Announcement of Update V 1.1.2 for 《Joan of Arc》
Source: Steam Community (opens in a new tab)