The main function of an IT support technician is to provide technical assistance and support to end-users, ensuring that hardware and software systems operate effectively. This role involves diagnosing problems, troubleshooting issues, and implementing solutions to ensure minimal downtime. Technicians often work with a variety of systems, including computer networks, operating systems, and applications. They communicate with users to understand their challenges and provide guidance on using technology efficiently. Additionally, IT support technicians may help with installations, upgrades, and maintenance of IT systems, contributing to overall operational efficiency.