I don't have a good education and I want to repair & maintenance PC computers.
- answers

There are number of online PC repair and Maintenance courses that do not require you to have a specific educational level. Here is a link to that list - Online Computer Repair Courses.
- related questions
What are the online masters in nursing courses available for Indian students?
Which college has cheapest tuition per credit?
What kind of jobs are out there for people with just an assoc. degree in Human Service Management?
Would taking your courses enable me to create my own store quality video games?