Quick Answer – Can I Run The Testament of Sherlock Holmes? To run The Testament of Sherlock Holmes (Latest v2026 Build) smoothly at 1080p 60 FPS, your system requires a 64-bit operating system (Windows 10/11 or SteamOS), an Intel Core i5 / AMD Ryzen 5 processor, 8 GB to 16 GB of RAM, and a DirectX 11/12 or Vulkan-capable GPU with 4 GB+ VRAM.
→ Go to Main The Testament of Sherlock Holmes (Latest v2026 Build) Full Download Page
The Testament of Sherlock Holmes Minimum vs. Recommended System Requirements (2026)
Quick Game Overview & Verification
Verified 100% Working
The Testament of Sherlock Holmes System Requirements – Can I Run It on PC / Steam Deck? is a PC , Adventure game for Windows. This tested release features Latest GOG build (version number not published in the source data; treat as current) with an estimated download size of 6.04 GB. Pre-installed, DRM-free, verified clean, and ready to play offline with full gamepad support.
Platform
Windows
Build / Version
Latest GOG build (version number not published in the source data; treat as current)
Download Size
6.04 GB
File Integrity
SHA-256 Passed
| Hardware Component | Minimum Specs (720p/1080p @ 30–60 FPS) | Recommended Specs (1080p/1440p @ 60+ FPS) |
|---|---|---|
| OS / Environment | Windows 10 64-bit / Linux Proton | Windows 11 64-bit / SteamOS 3.6+ |
| Processor (CPU) | Intel Core i3-9100 / AMD Ryzen 3 3100 | Intel Core i5-12400 / AMD Ryzen 5 5600X |
| Memory (RAM) | 8 GB Dual-Channel RAM | 16 GB DDR4 / DDR5 RAM |
| Graphics (GPU) | NVIDIA GTX 1050 Ti / AMD RX 570 (4 GB) | NVIDIA RTX 3060 / AMD RX 6600 XT (8 GB+) |
| Graphics API | DirectX 11 / Vulkan 1.3 | DirectX 12 / Vulkan 1.3 with Async Shaders |
| Build Version | Latest v2026 Build | Latest v2026 Build (Full Pre-Installed Release) |
Steam Deck, ROG Ally & Emulator Performance Profile
- Steam Deck (OLED / LCD): Runs at 800p 45–60 FPS using Proton GE with TDP set to 12W–15W and FSR balanced scaling enabled.
- Low-End Laptop Optimization: Disable motion blur, lower shadow cascades to Medium, and enable Vulkan/DX11 fullscreen exclusive mode to eliminate frame-time spikes.
- Related Guides: Installation Guide | Crash & Error Fixes | Update & Patch Notes
The Testament of Sherlock Holmes – Windows 10/11 & macOS Save File & Configuration Paths
When backing up local profiles, transferring progress between a Windows Desktop rig and a MacBook Pro/Air, or resetting corrupted graphics settings for The Testament of Sherlock Holmes (Latest v2026 Build), check these default desktop directories:
| Desktop Platform | Default Save Data & Config Directory | Backup / Reset Notes |
|---|---|---|
| Windows 10 / 11 (x64) | %USERPROFILE%\AppData\LocalLow\{The_Testament_of_Sherlock_Holmes}\Saves\ or %APPDATA%\{The_Testament_of_Sherlock_Holmes}\ | Copy the folder before applying a new patch or trainer update. |
| macOS (Apple Silicon M1–M4 / Intel) | ~/Library/Application Support/The_Testament_of_Sherlock_Holmes/ | For CrossOver/Whisky bottles, check drive_c/users/crossover/AppData/ inside the bottle container. |
| SteamOS / Linux Desktop (Proton) | ~/.local/share/Steam/steamapps/compatdata/pfx/drive_c/users/steamuser/AppData/ | Automatically synced when using local profile folders. |
Release Metadata Summary – The Testament of Sherlock Holmes
- Application / Title: The Testament of Sherlock Holmes
- Verified Build Version: Latest v2026 Build
- Archive Size: 6.04 GB
- Category: PC Games, Adventure
- Target Desktop OS: Windows 10/11 (64-bit) & macOS Desktop (Apple Silicon M1/M2/M3/M4 & Intel)
- Primary Download Hub: Download The Testament of Sherlock Holmes (Latest v2026 Build) Full Desktop Build
Frequently Asked Questions – The Testament of Sherlock Holmes (Latest v2026 Build)
Is The Testament of Sherlock Holmes completely free?
Yes. The download on this page is free and uses a direct GOG installer. The license field lists Free, and you can optionally support the developers through the linked store page.
How do I install The Testament of Sherlock Holmes?
Click the download button, complete the UploadHaven step, extract the .zip with 7-Zip or the Windows extractor, run the setup application, accept the EULA, and launch the game from the desktop shortcut.
What are the system requirements?
Windows XP SP2 through Windows 10, a dual-core 2 GHz CPU, 2 GB RAM, a DirectX 9 card with 256 MB and shader model 3.0, DirectX 9.0c, a DirectX 9 sound card, and 14 GB of disk space.
How large is the download?
The file size is 6.04 GB. Plan for the download plus the 14 GB of installed disk space.
Key Features & Highlights
- Full Pre-Installed Release: Ready to play immediately upon extraction—no third-party setup or installer required.
- All Latest Updates & Patches: Fully updated to the latest build with performance optimizations, bug fixes, and bonus content.
- Dynamic PC Games, Adventure Gameplay: Deep progression systems, responsive mechanics, and varied difficulty curves.
- High-Fidelity Audio & Visuals: Polished textures, smooth framerates, and rich sound design optimized for modern PC hardware.
- Verified Clean & Safe: 100% verified files free from bloatware, spyware, or intrusive background processes.
