Mafia III came out two days ago and millions of players already in full explore the world of New Bordeaux, a city inspired by New Orleans. However, some users have been able to do this because of one mistake, or rather the missing file api-ms-win-crt-runtime-l1-1-0.dll in Mafia III.
This problem can occur for those users who have not installed the latest updates for the Windows operating system. So go to the Microsoft website and search is not installed you upgrade. You can also go to Windows Update and perform a check there.
Once you find and install the latest updates, the error is with the lack of api-ms-win-crt-runtime-l1-1-0.dll in Mafia III should not be longer bother you.