Try This: (quoted from Game FAQ)
For Windows 7, please make sure you have Service Pack 1 installed. That is the minimum required version of Windows (64 bit).
* Normally, Steam will install the redistributable packages if required when you first start the game, or GOG during the install, but you can check, and reinstall them manually:
- Visual C++ Redist 2015 (update 3) [choose 64bit]
https://www.microsoft.com/en-us/download/details.aspx?id=53840
- .Net 3.5 [choose Microsoft .NET Framework 4 Client Profile (Web Installer)]
https://www.microsoft.com/en-us/download/details.aspx?id=21
For an error mentioning the api-ms-win-crt-runtime-l1-1-0.dll, it is part of the Microsoft Universal C Runtime, which for Windows 7 or 8 can be downloaded at the link below, or gotten through Windows update (it is already part of Win 10).
https://support.microsoft.com/en-us/kb/2999226