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CompTIA A+ Course for Beginners
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CompTIA A+ Course for Beginners

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Acquire the foundational IT skills you need to pass the CompTIA A+ certification and secure your first technical support role. This course guides you through PC hardware, operating systems, networking, security, and troubleshooting using real-world scenarios. Build the hands-on confidence that employers seek from day one.

Dedika for students

What your team will master:

  • Identify, install, and troubleshoot PC hardware components, from CPUs to storage drives.

  • Configure Windows, macOS, and Linux operating systems for end-user environments.

  • Apply CompTIA's six-step troubleshooting methodology to hardware and network failures.

  • Understand core networking concepts including IP addressing, protocols, and wireless standards.

  • Implement endpoint security controls and recognize common malware and social engineering threats.

  • Prepare for both CompTIA A+ Core 1 and Core 2 exams with targeted exam strategies.

How your team learns practically CompTIA A+ Course for Beginners

How your team practises CompTIA A+ Course for Beginners

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Course content

8 Chapters • 40 LessonsDuration between 4 and 360 hours (you decide)

Chapter 1See details

PC Hardware Fundamentals and Components

  • Lesson 1 • Power and Safety Fundamentals

    Explains electrical safety, ESD precautions, and proper tool use when handling components. Ensures safe work habits before any hands-on lab activity.

  • Lesson 2 • Inside the Desktop PC

    Examines the motherboard, CPU, RAM, and power supply within a desktop chassis. Establishes the physical foundation for all subsequent hardware topics.

  • Lesson 3 • Expansion Cards and Ports

    Identifies PCIe slots, GPU cards, sound cards, and external port types. Prepares students to upgrade and troubleshoot expansion hardware.

  • Lesson 4 • Storage Devices and Interfaces

    Covers HDDs, SSDs, optical drives, and their connection interfaces. Connects storage concepts to system performance and data management.

  • Lesson 5 • Input and Output Devices

    Reviews keyboards, mice, monitors, printers, and scanners as system peripherals. Grounds students in device categories tested on the A+ exam.

Chapter 2See details

Laptop and Mobile Device Hardware

  • Lesson 1 • Laptop Connectivity and Ports

    Reviews Thunderbolt, USB-C, HDMI, and wireless card slots on laptops. Prepares students to configure and troubleshoot laptop connectivity.

  • Lesson 2 • Display and Input Technologies

    Examines laptop LCD/OLED panels, backlighting, and built-in input devices. Connects display and input knowledge to common service scenarios.

  • Lesson 3 • Mobile Device Hardware Overview

    Identifies smartphones and tablet components including SoCs, batteries, and screens. Extends hardware knowledge to mobile platforms covered on the A+ exam.

  • Lesson 4 • Laptop Disassembly and Reassembly

    Teaches safe disassembly procedures, screw management, and component reseating. Reinforces safety habits from Chapter 1 in a portable-device context.

  • Lesson 5 • Laptop Internal Components

    Covers laptop-specific CPUs, SO-DIMM RAM, and integrated graphics. Builds on desktop knowledge by highlighting form-factor differences.

Chapter 3See details

Operating System Installation and Configuration

  • Lesson 1 • OS Maintenance and Updates

    Explains Windows Update, patch management, and scheduled maintenance tasks. Ensures students can keep operating systems secure and stable over time.

  • Lesson 2 • Windows Configuration and Settings

    Covers Control Panel, Settings app, user accounts, and power options. Prepares students to configure a Windows environment to meet user requirements.

  • Lesson 3 • Windows Installation Process

    Walks through clean install, upgrade, and repair installation methods for Windows. Connects BIOS/UEFI boot settings from hardware chapters to OS deployment.

  • Lesson 4 • macOS and Linux Essentials

    Introduces macOS Finder, System Preferences, and basic Linux terminal commands. Broadens OS competency beyond Windows for multi-platform support roles.

  • Lesson 5 • Operating System Concepts

    Defines OS roles, kernel functions, and file system types. Provides the conceptual framework needed before performing any installation.

Chapter 4See details

Networking Concepts and Connectivity

  • Lesson 1 • Networking Models and Protocols

    Introduces the OSI and TCP/IP models and maps common protocols to their layers. Provides the conceptual framework for all subsequent networking topics.

  • Lesson 2 • Wired Network Hardware

    Covers Ethernet cables, switches, routers, and patch panels used in LANs. Connects physical hardware knowledge from earlier chapters to network infrastructure.

  • Lesson 3 • IP Addressing and Subnetting

    Teaches IPv4 and IPv6 addressing, subnet masks, and CIDR notation. Builds the addressing skills needed to configure and troubleshoot network connections.

  • Lesson 4 • Network Troubleshooting Tools

    Applies command-line tools and hardware testers to diagnose network issues. Reinforces protocol knowledge by mapping symptoms to diagnostic steps.

  • Lesson 5 • Wireless Networking Standards

    Examines Wi-Fi standards, frequencies, channels, and security protocols. Prepares students to configure and troubleshoot wireless access points.

Chapter 5See details

Hardware and Network Troubleshooting

  • Lesson 1 • CPU, RAM, and Storage Failures

    Diagnoses overheating CPUs, failing RAM modules, and degraded storage drives. Applies component knowledge from Chapters 1 and 2 to fault isolation.

  • Lesson 2 • POST and Boot Failure Diagnosis

    Interprets POST beep codes, error messages, and boot sequence failures. Connects BIOS/UEFI knowledge from earlier chapters to real failure scenarios.

  • Lesson 3 • Display and Peripheral Troubleshooting

    Resolves monitor, printer, and input device failures using systematic isolation. Reinforces peripheral knowledge from earlier hardware chapters.

  • Lesson 4 • Network Connectivity Troubleshooting

    Diagnoses wired and wireless connectivity failures using tools and methodology. Integrates networking concepts from Chapter 4 into applied fault resolution.

  • Lesson 5 • CompTIA Troubleshooting Methodology

    Defines the six-step CompTIA troubleshooting process from identification to documentation. Establishes a repeatable framework applied in all subsequent troubleshooting sections.

Chapter 6See details

Windows Administration and User Support

  • Lesson 1 • Windows Administrative Tools

    Uses Task Manager, Event Viewer, Registry Editor, and MMC snap-ins for system administration. Equips students with the built-in tools used daily by support technicians.

  • Lesson 2 • NTFS Permissions and File Sharing

    Configures NTFS permissions, shared folder access, and inheritance rules. Connects file system knowledge from Chapter 3 to multi-user access control.

  • Lesson 3 • User Account Management

    Creates, modifies, and disables local and domain user accounts in Windows. Builds on OS configuration skills from Chapter 3 with an administrative focus.

  • Lesson 4 • Remote Support and Access Tools

    Configures Remote Desktop, Remote Assistance, and third-party remote tools. Prepares students to support users without physical access to the device.

  • Lesson 5 • Command-Line Administration

    Executes essential commands in CMD and PowerShell for file, network, and system tasks. Reinforces troubleshooting methodology from Chapter 5 with CLI tools.

Chapter 7See details

Security Fundamentals and Threat Mitigation

  • Lesson 1 • Endpoint Security Controls

    Covers antivirus software, host-based firewalls, and Windows Defender configuration. Connects OS knowledge from Chapter 3 to practical endpoint protection.

  • Lesson 2 • Physical Security Measures

    Examines cable locks, badge access, surveillance cameras, and secure disposal. Extends security beyond software to the physical layer of protection.

  • Lesson 3 • Security Concepts and Terminology

    Defines confidentiality, integrity, availability, and core security vocabulary. Provides the conceptual baseline for all threat and mitigation topics that follow.

  • Lesson 4 • Malware Types and Attack Vectors

    Classifies viruses, ransomware, spyware, and social engineering attacks. Prepares students to recognise threats before applying mitigation techniques.

  • Lesson 5 • Wireless and Network Security

    Applies encryption, VPNs, and network segmentation to protect wireless and wired networks. Builds on networking concepts from Chapter 4 with a security focus.

Chapter 8See details

Operational Procedures and Professionalism

  • Lesson 1 • Safety and Environmental Procedures

    Covers electrical safety, material safety data sheets, and proper disposal of hazardous components. Reinforces safety habits introduced in Chapter 1 within a workplace compliance context.

  • Lesson 2 • Change Management Procedures

    Defines change request, approval, rollback, and impact analysis processes. Prepares students to implement changes safely within organisational IT environments.

  • Lesson 3 • Documentation and Ticketing Systems

    Explains asset inventory, network diagrams, and help desk ticketing workflows. Connects troubleshooting documentation from Chapter 5 to formal IT operations.

  • Lesson 4 • Professional Communication and Ethics

    Addresses active listening, clear communication, privacy boundaries, and ethical conduct. Integrates soft skills with technical competencies for complete IT support readiness.

  • Lesson 5 • Backup and Disaster Recovery

    Covers full, incremental, and differential backup types and recovery testing. Ensures students can protect and restore data across the environments covered in prior chapters.

Certification

Your valid completion certificate

This course is for you:

  • Career changer: seeking a reliable entry point into the technology industry.

  • Recent graduate: wanting a vendor-neutral credential before the first job search.

  • Military veteran: translating service discipline into a structured IT certification path.

  • Small business owner: needing to manage and troubleshoot their own office technology.

  • Customer service rep: ready to move into a technical support role with credentials.

  • Hobbyist builder: looking to formalize self-taught hardware knowledge for employment.

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