The purpose of this study is to investigate the influence of MSES performance in modulating the link between the entrepreneurial environment and entrepreneurial happiness. The biggest issue confronting Small and Medium Enterprises (SMEs) in Indonesia today is poor entrepreneurial satisfaction, which is connected to SMEs' performance as well as the entrepreneurial environment. Many businesses fail because founders are unable to operate them. Entrepreneurs that fail likely to abandon their venture. The data for this study will be processed quantitatively using AMOS SEM. The consequences of this research will be to widen the scope to include not just the well-being of entrepreneurs, but also the numerous consequences on other things.