If you have acquired the MyHappyLife_v141_Setup.exe file from a trusted source (such as the official Discord or GOG legacy page), follow these steps:
Note: In the context of "v141," this usually refers to the internal toolset version (Microsoft Visual Studio 2017) used to compile the game. If you are trying to run a recent version of the game on an older operating system, or if you are a developer trying to compile the source code, this guide covers the necessary steps. my happy life v141 install
Ensure the version (v1.41) is downloaded from a verified source to avoid corrupted files. System Check: If you have acquired the MyHappyLife_v141_Setup