Uploaded May 2026 | Updated September 2026, 2 weeks ago

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Guide to using FSR 4 INT8 Upscaler & DLSS Enabler Mod FSR 3.1 Multi Frame Generation on AMD RDNA 3 GPUs in Lego Batman Legacy of the Dark Knight . Tested on Rog Ally Z1 Extreme Bazzite OS Linux with 4gb UMA Buffer Size . Video recorded using Poco F5 . Ambient Temperature : 30 degree Celsius .

Rog Ally Bazzite OS & Windows Dual Boot Setup Guide | Linux Based Bloatfree Steam OS Like Experience :

youtu.be/loKLgnUhXJ0?si=ndX2s15QMcdAmUNn

Optiscaler Github :

github.com/optiscaler/OptiScaler/releases/tag/v0.9.2

Optiscaler / DLSS enabler Discord :

discord.gg/wEyd9w4hG5

DLSS Enabler Nexus Mods :

nexusmods.com/site/mods/757?tab=files

DLSS Enabler Test build [Google Drive] :

drive.google.com/file/d/1kEMmsNX-9hmJq9mI8otdV9VyILqb2KgU/view?usp=drivesdk

Launch Argument for DLSS Enabler :

WINEDLLOVERRIDES="version=n,b" %COMMAND%

Controller used in the video is Flydigi Vader 4 Pro , review link :

youtu.be/EhfkZun9RPs?si=KGUQ_R3YtpAIPb4S

Streamline SDK :

github.com/NVIDIA-RTX/Streamline/releases/tag/v2.11.1

Lego Batman Legacy of the Dark Knight Steam :

store.steampowered.com/app/2215200/LEGO_Batman_Legacy_of_the_Dark_Knight

Timestamp :

- Lego Batman Legacy of the Dark Knight Rog Ally Bazzite OS : 00:00
- Official FSR 4 Upscaler Support : 00:31
- Official DLSS / FSR / XeSS Frame Gen Support : 00:46
- Unreal Engine 5 : 01:09
- DLSS Enabler FSR 3.1 Multi Frame Gen Mod With Ghostbuster : 01:25
- Download DLSS Enabler Mod : 01:46
- Download FSR 4 INT8 Upscaler : 02:05
- Download Streamline SDK : 02:21
- FSR 4 INT8 Upscaler Setup : 02:51
- Proton Experimental Compatibility Layer : 03:36
- Bazzite OS System Info / Handheld Daemon Settings : 03:56
- Set Max Game Resolution in gaming Mode : 04:32
- Performance QAM Settings : 04:58
- Game Settings : 05:13
- Free Roam [FSR 4 + No Frame Gen] : 05:48
- Driving [FSR 4 + No Frame Gen] : 06:53
- Combat [FSR 4 + No Frame Gen] : 07:40
- Enable Ingame XeSS Frame Gen Setting : 08:17
- Free Roam [FSR 4 + XeSS 2x Frame Gen] : 08:30
- Driving [FSR 4 + XeSS 2x Frame Gen] : 09:31
- Cutscene [FSR 4 + XeSS 2x Frame Gen] : 10:04
- Combat [FSR 4 + XeSS 2x Frame Gen] : 10:27
- Disable Ingame XeFG Before Installing DLSS Enabler : 11:23
- DLSS Enabler Mod Setup : 11:42
- FSR 4 INT8 Upscaler Setup for DLSS Enabler : 12:13
- Update The Game's Streamline Files : 13:40
- Launch Argument for DLSS Enabler : 14:34
- Game Settings : 14:58
- Optiscaler Settings : 15:41
- DLSS Enabler Settings [Frame Gen Not Working Fix / Status Bar] : 16:50
- Free Roam [FSR 4 + FSR 3x Frame Gen] : 18:12
- Driving [FSR 4 + FSR 3x Frame Gen] : 19:00
- Enable Ghostbuster to Reduce Car Bumper Ghosting : 19:43
- Driving [FSR 4 + FSR 3x Frame Gen] : 19:54
- Enable FSR 3.1 MFG 5x or 6x Mode : 20:30
- Testing FSR 3.1 MFG UI Interpolation [HUD Detection] : 21:11

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