Windows 11 changed the HID driver stack. Portable versions often strip out Steam Input emulation. If your Xbox or PS5 controller lights up but does nothing in-game:
If you use mods (Infinite Heaven, etc.), place them in the mods folder inside the portable directory – the fix respects custom load paths. Windows 11 changed the HID driver stack
One of the most effective fixes for Windows 11 users who upgraded from Windows 10 is renaming a specific library file in the game's directory. Go to your game installation folder (e.g., If you see a file named , rename it to dinput.dll One of the most effective fixes for Windows
: If the game still won't start, use the Microsoft Support tool to repair installed "apps" or run a repair on the Visual C++ Redistributable. Portable Optimization For those running the game from an external SSD or USB: Metal Gear Solid V: The Phantom Pain system requirements : Older versions of the game's DRM (Denuvo)
Windows 11’s thread scheduler loves to park cores, causing stutter on portable versions.
: Older versions of the game's DRM (Denuvo) may not correctly interface with Windows 11's security kernel.
:: Fix 4: Add exception to Windows Defender (prevents on-access scan lag) powershell -Command "Add-MpPreference -ExclusionPath '%~d0\MGSV_TPP'"
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