


In Steam Deck Desktop Mode with fullscreen, moving the mouse cursor to top menubar may cause the mouse click not working. Using Alt-Tab to switch to other windows and then switch back to the game can fix this problem.
When starting the game in Steam Deck Desktop Mode with window mode, the screen may flicker or be low FPS. In Steam Deck Gaming Mode or fullscreen mode, screen is displayed normally.
Videos can play with GE-Proton9-1. There is no need to install quartz.

install quartz
In Steam Deck Desktop Mode with fullscreen, moving the mouse cursor to top menubar may cause the mouse click not working. Using Alt-Tab to switch to other windows and then switch back to the game can fix this problem.
When starting the game in Steam Deck Desktop Mode with window mode, the screen may flicker or be low FPS. In Steam Deck Gaming Mode or fullscreen mode, screen is displayed normally.
Install quartz to play videos. Without quartz, videos skip automatically.

install quartz
In Steam Deck Desktop Mode with fullscreen, moving the mouse cursor to top menubar may cause the mouse click not working. Using Alt-Tab to switch to other windows and then switch back to the game can fix this problem.
When starting the game in Steam Deck Desktop Mode with window mode, the screen may flicker or be low FPS. In Steam Deck Gaming Mode or fullscreen mode, screen is displayed normally.
Install quartz to play video

Install quartz to fix video playback
Tried for 2 hours and everything is working fine, except for video playback.
Tried it on Windows 11 and doesn't work too, so seems that there're some bugs in the game itself.
If you need it, just use protontricks and install quartz and video playback will work well.