The highly anticipated mod Fallout: London is finally available for Fallout 4, introducing an entirely new map, quests, and characters. However, playing this mod isn’t as straightforward as other Fallout 4 mods. This comprehensive guide details the steps needed to install and play Fallout: London, whether you own Fallout 4 on Steam or GOG. After years of development and some challenges following the release of the Next-Gen update for Fallout 4, Fallout: London promises a completely new experience with a vast map, a fully written story, voiced characters, and numerous factions to join.

Requirements to Play Fallout: London

Before diving into the installation process, it’s crucial to ensure you meet the necessary requirements to play Fallout: London. These prerequisites include:

  • Ownership of Fallout 4: You must own Fallout 4 on either Steam or GOG.
  • DLC and Content Packs: You need to own every Fallout 4 DLC and content pack, including Automatron, Far Harbor, Nuka World, Wasteland Workshop, Contraptions Workshop, and Vault-Tec Workshop.
  • Downgrade Requirement: If you’re using Steam, you need to downgrade Fallout 4 to version 1.10.163.0 to avoid compatibility issues with the Next-Gen update.

If you meet all these requirements, you can proceed to download Fallout: London. For GOG users, this process is relatively straightforward using the GOG Galaxy launcher. Steam users will need to follow additional steps, including downgrading their game version.

Playing Fallout: London on GOG

Opting to play Fallout: London on GOG simplifies the installation process. The developers have partnered with GOG, making it easier to download and play the mod without downgrading Fallout 4 if you purchase the Game of the Year Edition. Here are the steps to follow:

  1. Purchase the Game of the Year Edition: Buy Fallout 4: Game of the Year Edition on GOG, currently available at a discounted price of $16.
  2. Install GOG Galaxy Launcher: Download and install the GOG Galaxy launcher, which is necessary for accessing and installing Fallout: London.
  3. Download and Install Fallout: London: Once the Game of the Year Edition is installed, download Fallout: London from the GOG store.
  4. Launch the Mod: With everything installed, launch Fallout: London directly from the GOG Galaxy launcher.

By following these steps, you can easily install and play Fallout: London on GOG without any additional hassles.

Playing Fallout: London on Steam

Playing Fallout: London on Steam involves more steps but is still manageable. Many players prefer Steam due to their existing game library. Here’s how to get started:

  1. Ensure Full DLC Ownership: Make sure you own the Game of the Year Edition or have all the necessary DLC and content packs for Fallout 4.
  2. Download GOG Galaxy Launcher: Even if you are using Steam, you need the GOG Galaxy launcher to access Fallout: London.
  3. Download the Mod: Log into the GOG Galaxy launcher and download Fallout: London.
  4. Downgrade Fallout 4: Use the “Fallout London Downgrade and Addons” mod from Nexus Mods to downgrade your game to version 1.10.163.0.

How to Downgrade Fallout 4 on Steam

The downgrade process is essential for playing Fallout: London on Steam. Here’s a brief overview of the steps:

  1. Download the Downgrade Mod: Obtain the “Fallout London Downgrade and Addons” mod from Nexus Mods.
  2. Run the Downgrade Application: Execute the application file (.exe) included in the mod.
  3. Select the Install Path: Choose the installation path for your Steam copy of Fallout 4 (typically found in Program Files (x86)\Steam\steamapps\common\Fallout 4).
  4. Log into Steam: Enter your Steam credentials when prompted and start the installation.
  5. Wait for Completion: The downgrade process can take several hours. Keep your PC on and wait for it to finish.
  6. Access Fallout: London: Once downgraded, log into the GOG Galaxy launcher and launch Fallout: London.

Following these steps ensures that you can play Fallout: London on Steam, despite the additional complexity compared to GOG.

Final Thoughts

Installing and playing Fallout: London on either Steam or GOG requires careful attention to the specific steps involved. While GOG offers a simpler process, Steam users can still enjoy the mod with some additional effort. This mod adds a new dimension to Fallout 4, with a fresh map, story, and characters that significantly enhance the gaming experience. By following this guide, players can seamlessly integrate Fallout: London into their game and embark on a new adventure in the Fallout universe.

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