: Right-click Game.exe , go to Properties > Compatibility , and check "Run this program in compatibility mode for" and select Windows 7 or Windows XP (Service Pack 3) . Also, check "Run this program as an administrator". 3. Minimum System Requirements Ensure your PC meets these base specifications: Testament of Sherlock Holmes, The - GOG SUPPORT CENTER
Depending on where you purchased the game, follow these general steps: testament-of-sherlock-holmes-installation-tutorial
: 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. : Right-click Game
: Navigate to your Library, select the game, and click Install . : Right-click Game.exe