OptiScaler INI

Download OptiScaler 0.9.4

Definition: OptiScaler INI

The per-game configuration file that stores OptiScaler options next to the game.

Note custom INI values before updating, and keep a copy of a known-good file per game.

Where it matters

Start in the guides for the workflow, or go straight to Download and test one game at a time with a backup in place.

Frequently asked questions

What does OptiScaler INI mean for OptiScaler?

The per-game configuration file that stores OptiScaler options next to the game. Note custom INI values before updating, and keep a copy of a known-good file per game.

Facts that do not change

• Version: OptiScaler 0.9.4 (reference build, July 2026)
• APIs: DirectX 11, DirectX 12, Vulkan
• Upscalers: DLSS, FSR and XeSS inputs/outputs where compatible
• Frame generation: Experimental OptiFG (DirectX 12)
• Overlay: Insert key
• Install: ZIP extracted next to the main game executable
• Platform: Windows; Linux via Proton/Wine varies
• Site: Independent guide — not the official project site

Practical Checklist

• Keep original files backed up before changing the game folder.
• Test one setting or backend at a time.
• Avoid anti-cheat protected online sessions.
• Document the working configuration before updating.

Related Guides

Continue with the related guides in the sidebar for setup, compatibility, performance, or safety topics.

• OptiScaler terms: OptiFG, proxy DLL, input and output — Short definitions: input upscaler, output upscaler, OptiFG, proxy DLL, Insert overlay, FSR4 and fallback paths.
• OptiScaler guides: install, FSR4, Linux, performance and safety — Step-by-step OptiScaler guides for installation, compatibility, performance, Linux, FSR4 and common user questions.
• Input upscaler — The upscaler a game already exposes — DLSS, FSR, XeSS or another supported temporal path.
• Output upscaler — The backend you select in the overlay to produce the final image.
• OptiFG — OptiScaler's experimental frame generation for some DirectX 12 scenarios.