Też miałem ten problem, ale w wersji GOG.
Nie testowałem co konkretnie rozwiązało problem, ale
skopiowałem config.xml oraz ogre.cfg z TBoUT1 z katalogu
"User/Documents/Book of Unwritten Tales" do katalogu:
"User/Documents/Unwritten Tales - Critter Chronicles"
Moje pliki wyglądają tak:
config.xml
<config>
<kapedata>kapedata</kapedata>
<gamedata>kagedata</gamedata>
<language>en</language>
<autosave>60</autosave>
<speach>80</speach>
<sound>40</sound>
<music>70</music>
<subtitle>true</subtitle>
<quality>high</quality>
<unlocked_chapter1>true</unlocked_chapter1>
<fpscap>100</fpscap>
<resolution>3840 x 2160 @ 32-bit colour</resolution>
<FSAA>8</FSAA>
<unlocked_chapter2>true</unlocked_chapter2>
<hotspots>on</hotspots>
<unlocked_chapter3>true</unlocked_chapter3>
<unlocked_chapter4>true</unlocked_chapter4>
<unlocked_chapter5>true</unlocked_chapter5>
</config>
ogre.cfg
Render System=Direct3D9 Rendering Subsystem
[Direct3D9 Rendering Subsystem]
Allow NVPerfHUD=No
FSAA=8
Floating-point mode=Fastest
Full Screen=Yes
Rendering Device=Monitor-1-NVIDIA GeForce RTX 3080 Laptop GPU
Resource Creation Policy=Create on all devices
VSync=No
VSync Interval=1
Video Mode=3840 x 2160 @ 32-bit colour
sRGB Gamma Conversion=No