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.

John Wiley & Sons
Skills you'll gain: Disaster Recovery, Database Administration, Business Continuity Planning, Database Systems, Database Architecture and Administration, Database Management, Data Governance, Relational Databases, Data Management, Data Security, Business Continuity, Security Controls, SQL, Authorization (Computing), Identity and Access Management, Cyber Attacks, Data Analysis, Malware Protection
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Remote Access Systems, Disaster Recovery, OSI Models, General Networking, Network Administration, Network Troubleshooting, Computer Networking, Network Architecture, Network Infrastructure, Networking Hardware, Network Monitoring, TCP/IP, Virtual Private Networks (VPN), Network Protocols, Cybersecurity, Computer Security, Data Centers, Virtualization, Authentications
Intermediate · Specialization · 1 - 3 Months

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
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Network Troubleshooting, Scenario Testing, Desktop Support, Hardware Troubleshooting, Help Desk Support, Information Technology, Technical Support, Network Infrastructure, Cloud Computing, Simulations, System Support, General Networking, Cloud Services, Computer Hardware, Network Security, Operating Systems
Beginner · Course · 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, Issue Tracking, Project Management Life Cycle, Risk Management, Project Planning, Quality Management, Performance Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Information Technology, Cyber Security Strategy, Penetration Testing, Cyber Security Policies, Technical Support and Services, Incident Response, Computer Security Awareness Training, Security Awareness, Vulnerability Assessments, Network Security, Data Security, Information Assurance, Cloud Security, Operating Systems, Computer Hardware
Beginner · Course · 1 - 4 Weeks

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

Infosec
Skills you'll gain: Linux Administration, Version Control, Linux, Git (Version Control System), 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, Scripting Languages, Package and Software Management, Network Administration
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Supervised Learning, Statistical Methods, Exploratory Data Analysis, Data Preprocessing, Model Evaluation, Data Processing, Data Quality, Model Deployment, Data Transformation, Machine Learning Methods, Image Analysis, Statistics, Statistical Machine Learning, Data Analysis, Data Science, MLOps (Machine Learning Operations), Applied Machine Learning, Unsupervised Learning, Computer Vision, Machine Learning Algorithms
Beginner · Specialization · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Incident Response, IT Security Architecture, DevSecOps, Vulnerability Scanning, Vulnerability Assessments, Cloud Security, Threat Management, Security Management, Computer Security Incident Management, Endpoint Security, Mobile Security, Security Strategy, Cloud Computing Architecture, Cyber Threat Intelligence, Cryptographic Protocols, Cybersecurity, Cyber Security Policies, Cyber Security Strategy, Cryptography, Risk Management
Intermediate · Specialization · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Database Administration, Disaster Recovery, Database Architecture and Administration, Database Systems, Database Management, Database Management Systems, Operational Databases, Data Maintenance, Relational Databases, Databases, Database Design, Data Management, Business Continuity Planning, Database Software, Database Theory, Transaction Processing, Data Governance, Data Security, SQL, Business Continuity
Intermediate · Specialization · 1 - 3 Months

Pearson
Skills you'll gain: Git (Version Control System), Package and Software Management, Linux Administration, Containerization, Bash (Scripting Language), Version Control, File Systems, Ubuntu, Linux Servers, Linux, Linux Commands, Docker (Software), Operating System Administration, User Accounts, Command-Line Interface, Shell Script, Ansible, Firewall, Systems Administration, Microsoft Windows
Intermediate · Specialization · 1 - 3 Months