: It is often necessary to temporarily disable Windows Defender or your antivirus during extraction and installation, as they may mistakenly quarantine the setup.exe or critical crack files. Step-by-Step Installation Guide Extract the Files

: You can manually update the DLSS files by replacing the DLLs in your game folder under Engine\Plugins\Runtime\Nvidia\DLSS\Binaries\ThirdParty\Win64 .

: If VSync is forced on, navigate to %LOCALAPPDATA%\AtomicHeart\Saved\Config\WindowsNoEditor , open GameUserSettings.ini , and change bUseVSync from true to false .

Right-click on ( .part01.rar ) and select "Extract Here" using a tool like WinRAR or 7-Zip.

: Allow the installer to install missing DirectX or Visual C++ components if prompted.

: If installing on Steam Deck, use Proton GE and add the setup.exe as a non-Steam game to run the installer.

: For specific builds like the Ultimate Edition, ensure virtualization (VT-x for Intel or AMD-V for AMD) is enabled in your BIOS.

: If your system has 8GB of RAM or less, check the box to "Limit installer to 2GB of RAM usage." This prevents crashes during the intensive decompression process.