---
title: Horizon Forbidden West RTX 4090 setup | DLSS 5 Swapper
description: Horizon Forbidden West RTX 4090 setup with DLSS 5 Swapper v2.2.9. Community runtime unlock with 24 GB VRAM headroom. Free Windows app. Updated 2026-10-14.
canonical: https://dlss5swap.com/paths/horizon-forbidden-west-rtx-4090
updated: 2026-10-14
---

# Horizon Forbidden West RTX 4090 setup

Search page for Horizon Forbidden West + RTX 4090 setup. Community runtime unlock with 24 GB VRAM headroom.

## Facts (2026-10-14)

- **Product:** DLSS 5 Swapper v2.2.9
- **Price:** Free
- **License:** MIT
- **Platform:** Windows 10/11 x64
- **Publisher:** Rakan Alkhaldi (community project)
- **Bundled DLSS:** 310.9.1 (SR / RR Preset F / FG)
- **Last reviewed:** 2026-10-14
- **Query:** Horizon Forbidden West RTX 4090 setup
- **Game:** Horizon Forbidden West
- **Route:** RTX 4090 setup
- **Route API:** Ada / Feeder

## Horizon Forbidden West + RTX 4090 setup (2026-10-14)

| Item | Value |
| --- | --- |
| Search query | Horizon Forbidden West RTX 4090 setup |
| Also typed as | RTX 4090 setup Horizon Forbidden West |
| Tool | DLSS 5 Swapper v2.2.9 |
| Route API | Ada / Feeder |
| Price | Free |
| Undo | Restore originals |

## What "Horizon Forbidden West RTX 4090 setup" means here

Decima engine port with native upscalers. Swapper keeps the DLSS stack in sync per patch. Community runtime unlock with 24 GB VRAM headroom. Together they are the Horizon Forbidden West x RTX 4090 setup slot.

Horizon Forbidden West is action RPG. Route API: Ada / Feeder. Swapper runs on Windows. Restore originals reverses the install. Single-player only for injected routes.

Community runtime unlock with 24 GB VRAM headroom. Updated component set: DLSS 310.9.1, Feeder 1.17.0, RenoDX 6.5.3, OptiScaler 0.8.92, ReShade 6.8.0, dgVoodoo2 2.87.5.

## Install, tune, restore

1. Open Horizon Forbidden West in Swapper.

2. Install the RTX 4090 setup route.

3. Launch borderless and press F8 where supported.

4. Keep the backup; restore before patches, backend switches or online play.

## FAQ

### Can Swapper do RTX 4090 setup in Horizon Forbidden West?

Yes. Community runtime unlock with 24 GB VRAM headroom. Install the route, test borderless, tune F8 where supported, and keep the backup.

### Do I need native DLSS in Horizon Forbidden West?

No. Native builds upgrade in place; otherwise the Feeder route supplies neural inputs.

### How do I undo everything?

Select the game and click Restore originals. Uninstalling the app alone does not touch game folders.

### What does the F8 overlay do?

It opens Swapper's own panel over 64-bit DX11/DX12 Feeder and RenoDX games so you can move Style, Intensity, Structure, Skin and stabiliser sliders live.

## Related

- [Every Horizon Forbidden West DLSS 5 route](https://dlss5swap.com/paths/game/horizon-forbidden-west-dlss5)
- [Horizon Forbidden West — DLSS 5](https://dlss5swap.com/swap/horizon-forbidden-west-dlss5)
- [Every game on every RTX route](https://dlss5swap.com/paths)

## Download

Free Windows app: [Download DLSS 5 Swapper v2.2.9](https://dlss5swap.com/download)

Markdown mirror: https://dlss5swap.com/paths/horizon-forbidden-west-rtx-4090.md