Fallout: London has arrived as one of the most ambitious mods in gaming history, effectively functioning as a full-scale sequel to Fallout 4. However, for fans who own the game on GOG.com (Good Old Games), the installation process—specifically for the niche patch version designated v102iv233r7—can be a labyrinth of compatibility patches, version conflicts, and manual file moving.
This guide provides a definitive, step-by-step walkthrough for installing Fallout London version v102iv233r7 onto your GOG copy of Fallout 4. We will cover prerequisites, the "next-gen" update nightmare, and exact file verification.
Once you are in the game, how do you know you have the correct version?
| Problem | Solution |
|--------|----------|
| “F4SE not detected” | FOLON includes its own F4SE. Don’t install separately. |
| Missing textures / purple objects | Verify BA2 archives in Data\. Reinstall FOLON. |
| Crash on launch | Run Fallout4.exe directly as Admin once, then use GOG shortcut. |
| Save corruption | Never load a vanilla Fallout 4 save. Start new game only. | fallout london v102iv233r7 gog install
If the GOG version doesn't auto-install or you're using a manual installation method:
Create Mod Folder: Create a new folder within the mods directory specifically for Fallout: London. Name it something descriptive like FalloutLondon.
Move Mod Files: Move the extracted mod files into this new folder. Fallout: London has arrived as one of the
Before touching the installer, it is critical to understand what this string of text means.
Unlike Steam users who have to wrestle with a downgrader, GOG users have a native advantage.
Verification: Once complete, your game should read version 1.10.163.0 in the main menu. If it says 1.10.984 or higher, stop immediately. If the GOG version doesn't auto-install or you're
Get the full mod from the official GOG section on the Fallout London site or Nexus mirror.
Look for:
Fallout_London_v102_iv233r7_GOG_Installer.exe
Size: ~28 GB