Study guide
CompTIA A+ study guide
Read a lesson, then practice the ideas you want to remember.
Lessons
- Cables & Connectors — Free CompTIA A+ Guide 2026
- Motherboards, CPUs & Power Supplies — Free Study Guide 2026
- Network Cable Tools & Testing — Free CompTIA A+ Guide 2026
- Peripheral Devices & Expansion Cards — Free Study Guide 2026
- Printers & Multifunction Devices — Free CompTIA A+ Guide 2026
- RAM Types & Storage Devices — Free CompTIA A+ Guide 2026
- About the CompTIA A+ Certification — Free Study Guide 2026
- Exam Domains & Study Strategy — Free CompTIA A+ Guide 2026
- Laptop Features & Display Types — Free CompTIA A+ Guide 2026
- Laptop Hardware & Components — Free CompTIA A+ Guide 2026
- Mobile Device Connectivity & Accessories
- Mobile Device Synchronization & Data Transfe
- Mobile Operating System Features — Free CompTIA A+ Guide 2026
- Network Configuration & Internet Connections
- Network Hardware & Devices — Free CompTIA A+ Guide 2026
- Network Types & Topologies — Free CompTIA A+ Guide 2026
- Common Ports & Protocols — Free CompTIA A+ Guide 2026
- TCP/IP Fundamentals & the OSI Model — Free Study Guide 2026
- Wireless Networking Standards — Free CompTIA A+ Guide 2026
- macOS & Linux Basics — Free CompTIA A+ Guide 2026
- Windows Command Line & PowerShell — Free CompTIA A+ Guide 2026
- Windows Editions & Features — Free CompTIA A+ Guide 2026
- Windows Installation & Upgrade Methods — Free Study Guide 2026
- Windows Networking & File Sharing — Free CompTIA A+ Guide 2026
- Windows Administrative Tools & Utilities
- Backup & Recovery Methods — Free CompTIA A+ Guide 2026
- Documentation & Change Management — Free CompTIA A+ Guide 2026
- Privacy, Licensing & Organizational Policies
- Safety & Environmental Procedures — Free CompTIA A+ Guide 2026
- Scripting & Remote Access Technologies — Free Study Guide 2026
- Encryption & Data Protection — Free CompTIA A+ Guide 2026
- Malware Types & Threat Mitigation — Free CompTIA A+ Guide 2026
- Physical & Logical Security Measures — Free Study Guide 2026
- Wireless & Network Security — Free CompTIA A+ Guide 2026
- Browser & Application Troubleshooting — Free Study Guide 2026
- Mobile OS & Application Troubleshooting
- Windows OS Troubleshooting — Free CompTIA A+ Guide 2026
- Display & Mobile Device Troubleshooting
- Hardware Troubleshooting — Free CompTIA A+ Guide 2026
- Network Troubleshooting — Free CompTIA A+ Guide 2026
- Printer Troubleshooting — Free CompTIA A+ Guide 2026
- CompTIA Troubleshooting Methodology — Free Study Guide 2026
- Client-Side Virtualization in Practice — Free Study Guide 2026
- Cloud Computing Models & Services — Free CompTIA A+ Guide 2026
- Virtualization Concepts — Free CompTIA A+ Guide 2026