IT system support and management refers to the processes and activities involved in the maintenance and operation of an organization's information technology (IT) systems. This includes managing hardware and software resources, troubleshooting technical issues, providing technical support to users, and implementing security measures to protect the IT infrastructure. IT system support and management also involves tasks such as system upgrades, data backups, and network monitoring to ensure the smooth and efficient operation of the organization's IT systems. It is vital for the effective functioning of an organization's technological infrastructure and plays a crucial role in ensuring productivity and minimizing downtime.