5 Free IT Courses to Learn Networking, Linux & IT Support

Looking for free IT courses for beginners in 2026? In this video, we'll cover five courses from Great Learning Academy to help you learn IT support, networking fundamentals, IT service management, Linux shell scripting, and cryptography. Whether you're starting your IT career or looking to strengthen your technical skills, this learning roadmap takes you through the key concepts involved in diagnosing problems, managing IT services, automating tasks, and understanding security. Best 5 Free IT Courses to Explore 1. CompTIA A+ Support and Troubleshooting Learn the fundamentals of IT support, including computer hardware, operating systems, peripherals, basic networking, virtualization, security, ticketing, and troubleshooting methods. https://www.mygreatlearning.com/acade... 2. CCNA Networking Fundamentals Explore networking concepts such as the OSI and TCP/IP models, IP addressing, subnetting, switching, VLANs, routing, wireless security, and network troubleshooting. https://www.mygreatlearning.com/acade... 3. ITIL 4 Fundamentals Understand IT service management, incident and problem management, change enablement, service requests, service desk practices, and continual improvement. https://www.mygreatlearning.com/acade... 4. Shell Scripting Essentials Learn shell command fundamentals, quoting, substitution, input and output redirection, piping, and pattern matching to work more efficiently with command-line tasks. https://www.mygreatlearning.com/acade... 5. Modern Cryptography and Applications Explore classical encryption techniques, symmetric and asymmetric cryptography, hash functions, digital signatures, cryptanalysis, and modern security concepts. https://www.mygreatlearning.com/acade... Upskill with free online courses and certificates from Great Learning Academy. Great Learning Academy - https://www.mygreatlearning.com/acade... Which IT course should you start with? New to IT support? Start with CompTIA A+ Support and Troubleshooting. Interested in computer networks? Choose CCNA Networking Fundamentals. Want to work in IT service management? Start with ITIL 4 Fundamentals. Curious about Linux and command-line automation? Try Shell Scripting Essentials. Interested in cybersecurity fundamentals? Explore Modern Cryptography and Applications. These free online IT courses offer a starting point for building foundational technical skills. You can explore each course to check its curriculum and current certificate details. 💬 Your turn: Which IT skill would you like to learn first: troubleshooting, networking, IT service management, shell scripting, or cryptography? Tell us in the comments. Subscribe to Great Learning for more free IT courses, technical tutorials, and practical learning roadmaps. #FreeITCourses #ITSupportcourses #NetworkingForBeginners #LinuxScripting #CCNA #ITIL #Cybersecurity #ITCourses #GreatLearning