FSR 4.1 On Steam Deck! RDNA2 First Look + Install Setup Guide Kevin Hart [aP6w9pTmfPa]

FSR 4.1 is now dan osborn working on Steam Deck through the latest bleeding edge OptiScaler build, using the FSR-INT8 upscaling storm vs sun path forced on RDNA2/RDNA3.

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Steam Deck OLED

22nd June 2026

SteamOS 3.8.11

Installed on Internal Drive (Fresh Clean Install)

Steam Full Game Version

FSR 4.1 RDNA2 OptiScaler:

Alternative Link:

Sources/Documentation:

Official AMD FSR 4.1 Game List -

AMD FSR 4.1 SDK:

OptiScaler GitHub:

Thank you to the OptiScaler Team, Valve and AMD for making FSR 4.1 available on older hardware.

Timestamps

00:00 - Intro

00:20 - Update SteamOS

00:35 - Download/Extract Files

00:49 - Important Notes For Install

01:18 - Install FSR 4.1 OptiScaler Files

02:21 - Controller Configuration

02:41 - In Game FSR 4.1 Stellar Blade

03:26 - FSR 4.1 Lossless Scaling

03:51 - Cyberpunk 2077 Install Process

04:26 - In Game FSR 4.1 Cyberpunk

04:51 - Thanks for Watching/Acknowledgements

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Steam Deck OLED

SteamOS 3.8.11

4GB VRAM

Under section 107 of the Copyright Act 1976, allowance is made for fair use for purposes such as criticism, comment, news reporting, teaching, scholarship, education, and research.

No Games Are Included Or Added

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