Dual boot Windows 11 and SteamOS on your Steam Deck with a microSD card Method 2: Dual boot both Windows 11 and SteamOS Method 3: Install Windows 11 on your Steam Deck permanently The Steam Deck ...

Windows 11 will run smoothly on your Steam Deck OLED. Using a bootable microSD card for a fresh Windows installation on Steam Deck OLED allows you to keep your data and makes it easy to switch ...