If you are using old gpu such as GTX card such as GTX 1060 or GTX 1080 ti with unreal engine 5, you will find that the path tracing is not available by default. we need to fix this to be able to use path tracer with Lumen.
This trick will show how to enable path tracing not available in unreal 5 also automatically will enable Nanite
Sometimes also our computer will shutdown randomly when editing in Unreal engine. this is because we use low range of PSU that can not be able to handle the power of our GPU.