If Steps 1–4 fail, remnants of old drivers are conflicting. Download from a trusted source (Wagnardsoft’s official site only).
This is the most reliable way to redownload the correct version of the file. Right-click the game > Properties Installed Files Verify integrity of game files Epic Games: Click the three dots (...) next to the game > 2. Update Graphics Drivers globalshadercache-pcd3d-sm4.bin file download
: Downloading .bin files from unofficial sources can expose your system to malware. If Steps 1–4 fail, remnants of old drivers are conflicting
