By version 4.18, Unreal Engine had ironed out many of the early kinks. Crashes are rare, the editor runs smoothly, and the documentation is mature. It’s a great balance between new features and proven stability.
This is a Visual C++ Redistributable error. Download and install the VC++ 2015-2022 Redistributable (the x64 version). Even though it says 2022, it contains backwards compatibility for 2015, which 4.18 needs. unreal engine 4.18 download
Inside the Unreal Engine tab, you will see an option for "Library" at the top of the main panel. By version 4