Forza Horizon 6 Suffers Major Pre‑Launch Leak: Full Game Files Reportedly Exposed on Steam
Just days before its official launch, Forza Horizon 6 has reportedly leaked through Steam. The claim began spreading on social media and Reddit, with users stating that the game’s preload files were uploaded without any encryption, making the full package accessible ahead of its planned release date.

SteamDB now lists a Forza Horizon 6 depot with a download size of 155.63 GiB on disk and 139.53 GiB compressed. The public file list contains over 5,000 entries, including the game executable forzahorizon6.exe, along with various DLLs and media folders. While this does not automatically confirm that the full retail build is playable through official Steam access, several reports claim the exposed files have already been copied and shared elsewhere.
No Official Comment Yet
Microsoft and developer Playground Games have not commented on the reported leak at the time of writing. The lack of an immediate response suggests they may still be investigating the extent of the breach or preparing remediation steps.
Release Date and Editions
Forza Horizon 6 is scheduled to launch on May 19, 2026 for Xbox Series X|S and PC via the Microsoft Store and Steam. Premium Edition owners will get early access starting May 15. The game will also be available through Game Pass Ultimate and PC Game Pass on launch day.
The Steam listing shows European pricing at:
- Standard Edition: €69.99
- Deluxe Edition: €99.99
- Premium Edition: €119.99
A PlayStation 5 version is planned for later in 2026.
Storage Requirements
Forza’s own preload post had previously stated that Xbox Series X users need at least 135GB of free space, while the PC version requires 160GB and an SSD. The leaked depot size of 155.63 GiB aligns closely with those figures, lending credibility to the authenticity of the files.
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What Happens Next?
Leaking a full game before launch is rare on Steam, which typically uses encrypted preloads to prevent early access. If the files are indeed the final retail build, it could lead to widespread piracy before the official street date – though online features and server‑side checks may still lock out unauthorised users. Microsoft may also push a day‑one patch that renders leaked versions incomplete.
For fans eagerly awaiting the game, the leak is a reminder to stay cautious of unofficial downloads that could contain malware. The safest way to experience Forza Horizon 6 remains through legitimate channels starting May 19.
Source: steamdb