Human-machine interface or HMI is a common part of everyday life. Every interaction that we do with any machine whether it is an ATM, a mobile phone, or an industrial tool, HMI assists by converting human instructions into machine language which helps them to operate accordingly. HMI helps in the efficient controlling of work even from a remote location which ensures the safety of the workers in an industrial plant. HMI visual screens display real-time graphic information with the assistance of sophisticated software like positions of machines, etc. To put it in simple words, HMI provides the user interface to control a machine. The use of HMI in industrial set-ups aids in having an uninterrupted automated production. It helps in resolving maintenance issues. Some key benefits of HMI are: ● Boosts rate of production ● Reduces work-related accidents and improves on-site ● Helps lower hardware costs ● Eases managerial tasks HMI is extremely useful for industries related to manufacturing, pharmaceuticals, food and beverages, etc. It can be used to carry out both simple and complex jobs. It only requires customized programming according to the specific requirements of the plant and it is ready to monitor, control, and safeguard machines and operations without the need for human intervention.