1. Download the latest client application, unpack and put it to PATH.
2. (optional) Run once sw setup from any directory to perform extended configuration. Requires administartor rights.
3. Create project config or build script named sw.cpp.

Report if anything goes wrong with this workflow!

Make sure you are running the latest Visual Studio (2017/2019).

1. VS2017.
2. Clang-cl (6.0+).

Both of clang/gcc works fine.

Find more info on SW Wiki