Steam Deck OLED / Metal Gear Solid 4 / Complete Setup Guide / Sound and Crash Fix / Lossless Scaling

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NotAGameAddict

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Published on August 24, 2025 3:33:10 PM ● Video Link: https://www.youtube.com/watch?v=E5e7M7N0b-o

Game:

Metal Gear Solid 4: Guns of the Patriots (2008)

Duration: 0:00

1,206 views

30

00:00 - Add Canary Patch
03:06 - rpcs3 settings
04:16 - Patch manager
04:28 - Add Lossless Scaling
04:59 - Native
07:01 - Movie Lossless Scaling 2X
10:20 - Lossless Scaling 2X
12:24 - Lossless Scaling 3X
15:08 - Codec sound

Canary patch - https://wiki.rpcs3.net/index.php?title=Metal_Gear_Solid_4:_Guns_of_the_Patriots

Steps to follow:
For the first start of the game, do this in Desktop mode. The whole process will take around 3 hours
To play the game in Gaming mode, add the rpcs3 appimage to Steam as a non Steam game
If the game freezes at startup after adding Lossless Scaling, enable/disable Multithreaded RSX in rpcs3 GPU settings