This course provides a comprehensive introduction to the principles and practices of computer maintenance and troubleshooting. Students will gain hands-on experience with the fundamental aspects of computer hardware and software, learning how to diagnose, repair, and maintain personal computers effectively. The course covers a wide range of topics including hardware components, operating systems, preventive maintenance, and systematic troubleshooting techniques. Special emphasis is placed on developing critical thinking and problem-solving skills, as well as promoting best practices for maintaining system reliability and performance.