Hello, can you give me more information?
I assume you’re talking about downloading 4.4.0 from Github and compiling it yourself. You got the Source Code, Required1 and Required2, ran GenerateProjectFiles.bat, and then you Built it in VS, right?
Here is the tutorial I used when I installed UE4 from GitHub: A new, community-hosted Unreal Engine Wiki - Announcements - Epic Developer Community Forums