What this course is about

IT Support Essentials introduces you to the foundations of how computers, networks, and systems work — and how IT professionals keep them running smoothly.

You’ll learn key concepts in computing, hardware, software, security, and troubleshooting, then practice solving real issues through hands-on simulations using a remote connectivity tool.

As you complete the course, you’ll also earn relevant certificates and credentials that you can add to your resume, LinkedIn profile, and Credly account to showcase your IT support skills.

You’ll learn how to

• Understand how computers and operating systems work
• Identify network components, connections, and security basics
• Troubleshoot hardware, software, and connectivity problems
• Use structured methods to diagnose and fix issues
• Explore resources to help you start a career in IT support

What you will learn

By the end of this course, you will be able to

• Understand computer and system fundamentals
• Identify the parts of a computer
• Explain local vs. cloud computing
• Understand user identity, permissions, and basic system security
• Understand networks and network security
• Identify personal, local, and wide-area networks
• Understand network addresses and how devices communicate
• Recognize common network security risks and protections
• Explore the history and evolution of computing
• Identify major milestones in computing
• Understand how hardware and software have evolved
• Recognize how usability, accessibility, and security have shaped modern systems
• Apply IT security principles
• Recognize common hardware and software security risks
• Understand how IT professionals protect users and devices from threats
• Use troubleshooting methodologies
• Describe the steps in a standard troubleshooting process
• Apply practical techniques to debug hardware, networking, and software issues
• Practice real-world IT support tasks
• Collect information from a customer
• Form a theory and diagnose an issue
• Troubleshoot and fix a network problem using a remote connectivity tool
• Explore IT support careers
• Understand job roles, responsibilities, and required skills
• Discover learning paths and career resources in the IT support field

Showcase your learning

• Earn certificates and digital credentials

Add them to your resume, LinkedIn, and Credly profile to signal your abilities to employers