Errgfxd3dshader1 Work ((new)) -

Corrupted installation files can prevent shaders from loading.

Right-click RDR2 > Properties > Local Files > Verify integrity of game files . errgfxd3dshader1 work

Use Display Driver Uninstaller (DDU) to completely remove old drivers before installing the latest version from NVIDIA or AMD. errgfxd3dshader1 work

Change kSettingAPI_Vulkan to kSettingAPI_DX12 . errgfxd3dshader1 work