Study guide

CompTIA A+ study guide

Read a lesson, then practice the ideas you want to remember.

Lessons

  1. Cables & Connectors — Free CompTIA A+ Guide 2026
  2. Motherboards, CPUs & Power Supplies — Free Study Guide 2026
  3. Network Cable Tools & Testing — Free CompTIA A+ Guide 2026
  4. Peripheral Devices & Expansion Cards — Free Study Guide 2026
  5. Printers & Multifunction Devices — Free CompTIA A+ Guide 2026
  6. RAM Types & Storage Devices — Free CompTIA A+ Guide 2026
  7. About the CompTIA A+ Certification — Free Study Guide 2026
  8. Exam Domains & Study Strategy — Free CompTIA A+ Guide 2026
  9. Laptop Features & Display Types — Free CompTIA A+ Guide 2026
  10. Laptop Hardware & Components — Free CompTIA A+ Guide 2026
  11. Mobile Device Connectivity & Accessories
  12. Mobile Device Synchronization & Data Transfe
  13. Mobile Operating System Features — Free CompTIA A+ Guide 2026
  14. Network Configuration & Internet Connections
  15. Network Hardware & Devices — Free CompTIA A+ Guide 2026
  16. Network Types & Topologies — Free CompTIA A+ Guide 2026
  17. Common Ports & Protocols — Free CompTIA A+ Guide 2026
  18. TCP/IP Fundamentals & the OSI Model — Free Study Guide 2026
  19. Wireless Networking Standards — Free CompTIA A+ Guide 2026
  20. macOS & Linux Basics — Free CompTIA A+ Guide 2026
  21. Windows Command Line & PowerShell — Free CompTIA A+ Guide 2026
  22. Windows Editions & Features — Free CompTIA A+ Guide 2026
  23. Windows Installation & Upgrade Methods — Free Study Guide 2026
  24. Windows Networking & File Sharing — Free CompTIA A+ Guide 2026
  25. Windows Administrative Tools & Utilities
  26. Backup & Recovery Methods — Free CompTIA A+ Guide 2026
  27. Documentation & Change Management — Free CompTIA A+ Guide 2026
  28. Privacy, Licensing & Organizational Policies
  29. Safety & Environmental Procedures — Free CompTIA A+ Guide 2026
  30. Scripting & Remote Access Technologies — Free Study Guide 2026
  31. Encryption & Data Protection — Free CompTIA A+ Guide 2026
  32. Malware Types & Threat Mitigation — Free CompTIA A+ Guide 2026
  33. Physical & Logical Security Measures — Free Study Guide 2026
  34. Wireless & Network Security — Free CompTIA A+ Guide 2026
  35. Browser & Application Troubleshooting — Free Study Guide 2026
  36. Mobile OS & Application Troubleshooting
  37. Windows OS Troubleshooting — Free CompTIA A+ Guide 2026
  38. Display & Mobile Device Troubleshooting
  39. Hardware Troubleshooting — Free CompTIA A+ Guide 2026
  40. Network Troubleshooting — Free CompTIA A+ Guide 2026
  41. Printer Troubleshooting — Free CompTIA A+ Guide 2026
  42. CompTIA Troubleshooting Methodology — Free Study Guide 2026
  43. Client-Side Virtualization in Practice — Free Study Guide 2026
  44. Cloud Computing Models & Services — Free CompTIA A+ Guide 2026
  45. Virtualization Concepts — Free CompTIA A+ Guide 2026