Most of the operating systems in POS registers are Windows, but the number of POS registers using iOS and Android is increasing. Windows with high specifications for large stores, and iOS and Android are recommended for small stores. Android also has excellent customizability, which allows you to customize after deployment and reduce costs during deployment. Based on the features of t... https://medium.com/@salesvu1978/what-is-the-recommended-operating-system-for-pos-checkout-cce173f4fd98