: Insert the disc and follow the on-screen prompts. 2. Critical Post-Installation Fixes
: The game depends on older NVIDIA PhysX drivers. If the game won't launch or crashes after the first scene, download and install PhysX-9.13.1220 or higher. You may also need to copy PhysXLoader.dll and PhysXLoader64.dll from your system folder into the game’s installation directory. testament-of-sherlock-holmes-installation-tutorial
Depending on where you purchased the game, follow these general steps: : Insert the disc and follow the on-screen prompts
Installing on modern systems like Windows 10 or 11 requires a few extra steps beyond the standard installation to ensure stability and compatibility. 1. Standard Installation Process If the game won't launch or crashes after
Because the game was released in 2012, it often requires manual adjustments to run smoothly on newer hardware:
: Go to the GOG.COM tab under "Owned Games," select the title, and click Install . You can also choose your language in the "Configure" menu before downloading.