To start a career in desktop support, it is important to have good knowledge of computer hardware, operating systems, and applications. You can gain this knowledge by reading books or enrolling in online foundation courses with sites like Coursera, Udemy, or Lynda.

Yes, desktop support is a good career option for entry-level people who want to get into big tech. It may not pay as well as other tech positions, but it is an important stepping stone to promotion within the field.

A desktop support technician installs, modifies, cleans, and repairs computer peripherals such as monitors, keyboards, mice, CPUs, and printers. They also troubleshoot problems and provide technical support for software and hardware.

The next job after desktop support can vary depending on the individual's career goals and qualifications. However, some potential job roles include security administrator, security analyst, systems administrator, and network engineer. Obtaining certifications such as CompTIA Secure Infrastructure Specialist (CSIS) can help individuals market themselves for these positions.