Legion GO S Z1 Extreme / COMPLETE Tutorial for Dual Boot SteamOS - Windows 11 / rEFInd Included

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Belgium NotAGameAddict
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Published on ● Video Link: https://www.youtube.com/watch?v=6qKCFH-ifB4


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00:00 - Create SteamOS repair on usb stick
00:49 - Creat Windows 11 installer on another usb stick
02:10 - Create a password in Steamos Desktop Mode
03:11 - Boot from the SteamOS repair usb
04:18 - Make a new partition
06:20 - Make sure to disable Secure Boot
07:04 - Boot from the Windows 11 installer usb
08:13 - Follow the Windows 11 installation steps
09:22 - Select partition (Follow all my steps)
10:36 - Follow the next Windows 11 installation steps
11:20 - Install Google Chrome (Optional :) )
11:36 - Download and install Legion Space
14:47 - Update drivers in Legion Space
16:25 - Make updates in Windows Update
16:54 - Preparation for rEFInd dual boot - cmd line in Windows
17:38 - Boot from SteamOS repair usb and enable bios-grub (important step)
18:49 - Boot SteamOS
19:26 - SteamDeck_rEFInd installation
22:20 - Test dual boot with SteamDeck_rEFInd menu

SteamOS 3.8 Recovery Image: https://steamdeck-images.steamos.cloud/steamdeck/20250320.1000/?C=M
SteamOS 3.8 Recovery Image download link: https://steamdeck-images.steamos.cloud/steamdeck/20250320.1000/steamdeck-repair-20250320.1000-3.8.0.img.zip
Balena Etcher: https://etcher.balena.io/

Windows 11: https://www.microsoft.com/nl-nl/software-download/windows11

Windows cmd line - bcdedit.exe -set {globalsettings} highestmode on

SteamDeck rEFInd - https://github.com/jlobue10/SteamDeck_rEFInd

SteamDeck rEFInd installation command - cd $HOME && rm -rf $HOME/SteamDeck_rEFInd/ && git clone https://github.com/jlobue10/SteamDeck_rEFInd && cd SteamDeck_rEFInd && chmod +x install-GUI.sh && ./install-GUI.sh



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