CompTIA A+ courses can help you learn hardware troubleshooting, operating system installation, networking basics, and security fundamentals. You can build skills in customer service, problem-solving, and configuring devices for optimal performance. Many courses introduce tools like ticketing systems for managing support requests and diagnostic software for identifying issues, ensuring you can apply your knowledge effectively in real-world IT environments.

Skills you'll gain: Email Security, Cloud Infrastructure, Cloud Platforms, Cloud Computing, Generative AI, Cloud Computing Architecture, Generative AI Agents, Cloud Services, Cloud Development, Cybersecurity, Hardening, Data Storage, Peripheral Devices, Virtualization, Computer Hardware, OSI Models, General Networking, Database Administration, Programming Principles, Computer Programming
★ 4.7 (12K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Digital Forensics, Infrastructure as Code (IaC), Endpoint Security, Vulnerability Management, Risk Management, Cryptography, Cybersecurity, Risk Management Framework, Cloud Computing Architecture, Network Security, Incident Response, Threat Management, Cloud Security, Risk Analysis, Cryptographic Protocols, Cyber Attacks, Business Risk Management, Encryption, Cyber Security Policies, Cyber Threat Intelligence
★ 4.4 (18) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Mobile Security, Operating System Administration, Microsoft Windows, Malware Protection, Information Technology Operations, Disaster Recovery, Mac OS, Document Management, Command-Line Interface, Incident Response, Network Security, Linux, Information Systems Security, Incident Management, Security Controls, Cybersecurity, Windows PowerShell, Desktop Support, Operating Systems, Internet Of Things
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Virtualization and Virtual Machines, Virtualization, Hardware Troubleshooting, Network Troubleshooting, Computer Hardware, Cloud Computing, Cloud Hosting, Technical Support and Services, Technical Support, General Networking, End User Training and Support, Peripheral Devices, Networking Hardware, System Configuration, Data Storage, Network Administration, Information Technology, Hardware Architecture, Data Storage Technologies, Configuration Management
★ 4.6 (214) · Advanced · Course · 1 - 3 Months

Packt
Skills you'll gain: Cloud Computing Architecture, Cloud Infrastructure, Cloud Deployment, Cloud Security, Cloud Computing, Incident Response, Cloud Management, Cloud Solutions, Incident Management, Cloud Services, Disaster Recovery, Capacity Management, Virtual Networking, Virtualization and Virtual Machines, IT Automation, Network Troubleshooting, Virtual Machines, Virtualization, System Monitoring, Capacity Planning
Intermediate · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Stakeholder Engagement, Project Schedules, Stakeholder Management, Information Technology, Project Risk Management, Environmental Social And Corporate Governance (ESG), IT Management, Scheduling, Vendor Management, Procurement, Purchasing, Vendor Relationship Management, Project Management, Stakeholder Communications, Project Coordination, Issue Tracking, Risk Management, Project Planning, Quality Management, Performance Management
★ 4.5 (37) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Server Administration, Windows Servers, Microsoft Servers, Servers, Network Troubleshooting, Systems Administration, VMware ESX Servers, IT Infrastructure, Linux Servers, Virtualization and Virtual Machines, Virtualization, Hardware Troubleshooting, Operating System Administration, vCenter Server Management, Virtual Machines, Data Storage Technologies, IT Automation, Remote Access Systems, Data Maintenance
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Network Troubleshooting, Help Desk Support, System Configuration, Computer Hardware, Networking Hardware, Hardware Troubleshooting, Technical Support and Services, Technical Support, Peripheral Devices, System Support, Desktop Support, General Networking
★ 3.4 (140) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Network Troubleshooting, Scenario Testing, Desktop Support, Hardware Troubleshooting, Help Desk Support, Cloud Infrastructure, Information Technology, Technical Support, Technical Support and Services, Network Infrastructure, Cloud Computing, Simulations, System Support, General Networking, Cloud Services, Computer Hardware, Computer Networking, Network Security, Operating Systems
★ 3.3 (109) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, Information Technology Operations, Incident Management, Security Management, IT Automation, Security Controls, Systems Administration, System Support, Technical Support and Services, Endpoint Security, Data Security, General Networking, Network Troubleshooting, Knowledge of Apple Software, Wireless Networks, File Systems, File Management, Identity and Access Management, User Accounts, Authentications
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Data Integration, Data Analysis, Data Mining, Data Presentation, Data-Driven Decision-Making, Data Modeling, Data Governance, Business Analytics, Data Visualization, Dashboard Creation, Analytics, Statistical Analysis, Dashboard, Data Warehousing, Data Management, Data Security, Data Quality, Data Cleansing, Data Integrity, Machine Learning
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Linux Administration, Version Control, Linux, Git (Version Control System), Linux Servers, Linux Commands, Network Troubleshooting, Unix, Operating System Administration, Bash (Scripting Language), Systems Administration, Scripting, User Provisioning, Shell Script, User Accounts, Software Versioning, System Configuration, Unix Shell, Network Monitoring, Scripting Languages
★ 4.4 (22) · Intermediate · Course · 1 - 3 Months