Learn Technical Support from Scratch

What Technical Support Does and the Skills You Need

Lesson 1 of 5 2 min read Updated 28 September 2026

What is technical support?

Technical support (also called IT support, help desk or service desk) helps people solve problems with computers, software, networks and accounts. Every company with computers needs support staff, which makes it one of the most accessible entry points into IT.

Typical tasks

  • Resetting passwords and unlocking accounts
  • Installing and updating software
  • Fixing computers, printers and network problems
  • Setting up new employee laptops and accounts
  • Helping users by phone, chat, email or remote screen sharing
  • Recording problems and solutions in a ticketing system

Support levels

LevelHandlesExample
Level 1 (L1)First contact, common issuesPassword reset, Wi-Fi not connecting
Level 2 (L2)Deeper technical problemsSoftware errors, account and device configuration
Level 3 (L3)Complex issues, often with engineersServer problems, bugs, system design

Skills employers want

Technical

  • Windows and basic Linux
  • Networking fundamentals (IP, DNS, Wi-Fi)
  • Hardware basics
  • Office and email tools, and basic cloud tools
  • Basic security awareness

Soft

  • Clear, patient communication
  • Listening and asking good questions
  • Logical problem solving
  • Documentation and time management
  • Staying calm with frustrated users

How to start from scratch

  1. Learn the basics in this course.
  2. Practise on your own computer: install a second operating system in a virtual machine, break and fix things safely.
  3. Build a small home lab.
  4. Write short guides for common problems.
  5. Apply for help desk, IT support and customer support roles. Freshers often start with BPO or IT service desk roles.
  6. Consider an entry-level certification once you understand the basics.

Practice

Write down five problems a friend or family member had with a computer or phone, and describe how you would ask questions to find the cause.