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Technical Support Fundamentals Course
More than 2 million students worldwide

Technical Support Fundamentals Course

Launch your IT career with a complete foundation in technical support. This course covers everything from hardware and networking to ticketing systems, security, and troubleshooting methodology. You will gain the practical skills employers look for in entry-level and mid-level support roles.

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What you will learn:

You will learn how tiered support models work and how to handle tickets through their full lifecycle using ITSM best practices. The course covers hardware components, operating systems, and network fundamentals so you can diagnose and resolve issues independently. You will apply structured troubleshooting frameworks to real-world scenarios involving software, connectivity, and security incidents. Topics also include endpoint security, cloud service support, mobile device management, and customer communication. By the end, you will have the technical knowledge and professional skills to perform confidently in a support role.

How you study in practice Technical Support Fundamentals Course

How you practice Technical Support Fundamentals Course

For companies looking to train their teams

With Dedika for businesses, the course includes exercises and examples tailored to your own business and the way your company needs.

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Course Content

8 Chapters • 39 LessonsDuration between 4 and 360 hours (you decide)

Chapter 1See details

Introduction to Technical Support

  • Lesson 1 • Support Tools and Environments

    Surveys common tools including ticketing systems, remote access software, and knowledge bases. Prepares learners for hands-on tool use in later chapters.

  • Lesson 2 • Core Competencies for Support Agents

    Identifies technical, analytical, and interpersonal skills required for effective support. Provides a self-assessment baseline for learners.

  • Lesson 3 • The Technical Support Profession

    Defines technical support, its business value, and how it fits within IT operations. Establishes context for all subsequent skill development.

  • Lesson 4 • Support Tier Models Explained

    Covers tiered support structures from Tier 0 self-service to Tier 3 engineering escalation. Students map ticket flows across tiers.

Chapter 2See details

Hardware and Operating System Basics

  • Lesson 1 • Operating System Fundamentals

    Explains OS architecture, file systems, and process management across Windows, macOS, and Linux. Enables cross-platform support competency.

  • Lesson 2 • Hardware Installation and Configuration

    Covers safe hardware installation procedures, driver management, and BIOS/UEFI settings. Connects physical setup to OS-level configuration.

  • Lesson 3 • Common Hardware and OS Issues

    Catalogs frequent hardware failures and OS errors with their root causes. Builds pattern recognition for faster first-contact resolution.

  • Lesson 4 • Computer Hardware Components

    Identifies internal and external hardware components and their functions. Provides the physical foundation needed for hardware troubleshooting.

  • Lesson 5 • System Maintenance and Updates

    Teaches scheduled maintenance tasks, OS patching, and hardware health monitoring. Reduces recurring incidents through proactive upkeep.

Chapter 3See details

Networking Essentials for Support

  • Lesson 1 • Network Diagnostic Tools and Techniques

    Demonstrates use of ping, traceroute, nslookup, and packet capture tools. Builds systematic connectivity troubleshooting skills.

  • Lesson 2 • Network Configuration for End Users

    Teaches IP configuration, Wi-Fi setup, and VPN client configuration on end-user devices. Directly supports common user-facing connectivity requests.

  • Lesson 3 • Networking Concepts and Models

    Introduces the OSI and TCP/IP models, key protocols, and addressing schemes. Provides the conceptual framework for all network troubleshooting.

  • Lesson 4 • Troubleshooting Connectivity Issues

    Applies diagnostic tools to resolve no-connectivity, slow network, and intermittent issues. Reinforces structured problem-solving in network contexts.

  • Lesson 5 • Network Hardware and Topology

    Covers routers, switches, access points, and common network topologies. Helps technicians identify physical and logical network layouts.

Chapter 4See details

Ticketing Systems and Incident Management

  • Lesson 1 • Documentation and Knowledge Capture

    Establishes standards for resolution notes, root cause documentation, and knowledge article creation. Converts resolved tickets into reusable support assets.

  • Lesson 2 • Creating and Categorizing Tickets

    Covers accurate ticket creation, categorization, prioritization, and tagging practices. Proper intake directly affects resolution speed and reporting accuracy.

  • Lesson 3 • Ticket Metrics and Reporting

    Introduces key performance indicators such as MTTR, FCR, and ticket volume trends. Enables data-driven improvement of support operations.

  • Lesson 4 • ITSM Frameworks and Concepts

    Introduces IT service management principles, incident vs. problem vs. change distinctions, and SLA concepts. Grounds ticket handling in professional standards.

  • Lesson 5 • Managing the Ticket Lifecycle

    Tracks ticket states from open through pending, resolved, and closed. Teaches ownership, reassignment, and escalation within the workflow.

Chapter 5See details

Troubleshooting Methodology

  • Lesson 1 • Information Gathering Techniques

    Covers questioning strategies, log analysis, and environmental observation to collect diagnostic data. Quality inputs directly determine diagnostic accuracy.

  • Lesson 2 • Applying Methodology to Real Scenarios

    Practices the full troubleshooting cycle on realistic hardware, software, and network cases. Builds confidence and speed through applied repetition.

  • Lesson 3 • Isolating and Testing Variables

    Teaches divide-and-conquer and component swap methods to isolate fault sources. Reduces diagnostic time by eliminating non-causes systematically.

  • Lesson 4 • Root Cause Analysis Techniques

    Applies five-whys and fishbone analysis to identify underlying causes beyond symptoms. Prevents recurrence by addressing root causes rather than surface fixes.

  • Lesson 5 • Structured Troubleshooting Frameworks

    Introduces CompTIA-style and OSI-layer troubleshooting models as repeatable diagnostic processes. Replaces guesswork with evidence-based methodology.

Chapter 6See details

Software Support and Application Troubleshooting

  • Lesson 1 • Software Installation and Licensing

    Covers installation methods, license types, and activation troubleshooting for common software. Ensures technicians handle software deployment requests correctly.

  • Lesson 2 • Productivity Suite Troubleshooting

    Addresses common issues in office productivity suites including file corruption, add-in conflicts, and sync errors. Covers the most frequent software support requests.

  • Lesson 3 • Application Performance Issues

    Identifies causes of slow, crashing, or unresponsive applications and applies targeted fixes. Connects application behavior to underlying OS and hardware resources.

  • Lesson 4 • Software Updates and Patch Management

    Manages application update cycles, rollback procedures, and patch deployment verification. Reduces vulnerability exposure while maintaining application stability.

  • Lesson 5 • Browser and Web Application Support

    Resolves browser performance, compatibility, and web application access issues. Supports the growing share of browser-based enterprise tools.

Chapter 7See details

Security Fundamentals in Technical Support

  • Lesson 1 • Recognizing and Responding to Incidents

    Identifies indicators of compromise and outlines first-responder actions for malware and phishing incidents. Limits damage through rapid, correct initial response.

  • Lesson 2 • Endpoint Security Management

    Covers antivirus, endpoint detection tools, encryption, and device hardening practices. Equips technicians to maintain secure end-user devices.

  • Lesson 3 • Data Protection and Compliance Basics

    Covers data classification, secure disposal, and privacy regulation principles relevant to support roles. Ensures technicians handle sensitive data lawfully.

  • Lesson 4 • Identity and Access Management

    Teaches password policies, multi-factor authentication, and account lifecycle management. Prevents unauthorized access through proper identity controls.

  • Lesson 5 • Core Security Concepts for Support

    Introduces confidentiality, integrity, and availability principles alongside common threat categories. Frames security as a continuous support responsibility.

Chapter 8See details

Advanced Support Operations and Continuous Improvement

  • Lesson 1 • Knowledge Management and Self-Service

    Builds and maintains a structured knowledge base to enable self-service and reduce ticket volume. Connects knowledge quality to first-contact resolution rates.

  • Lesson 2 • Building a Continuous Improvement Culture

    Applies Kaizen and PDCA principles to sustain ongoing service quality gains within support teams. Develops leadership habits that drive long-term operational excellence.

  • Lesson 3 • Support Process Analysis and Optimization

    Uses process mapping and bottleneck analysis to identify inefficiencies in support workflows. Translates analysis into actionable improvement plans.

  • Lesson 4 • Automation and Scripting in Support

    Introduces ticket routing automation, chatbot triage, and basic scripting for repetitive tasks. Frees technician time for complex, high-value work.

  • Lesson 5 • Proactive Support and Problem Management

    Shifts focus from reactive incident handling to proactive problem identification and elimination. Reduces incident volume through systematic root cause resolution.

Certification

Your valid completion certificate

This course is for you:

  • Career changers: looking to move into IT from a non-technical background.

  • Recent graduates: seeking structured credentials before applying to help desk roles.

  • Office administrators: already solving coworker tech problems without official training.

  • Retail tech workers: wanting to transition from consumer support to enterprise IT.

  • Junior technicians: aiming to formalize knowledge gained through on-the-job experience.

  • Small business owners: needing to manage and troubleshoot their own IT infrastructure.

What our students say

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