IT Support refers to a service that helps people solve computer problems and get back to work as soon as possible. Typically, tech support is available by telephone. Most large companies outsource this operation. This type of service is offered by a company that specializes in computer repair. However, it is also available by phone to individuals. Read on for more information. IT Support – What is it and how can it help you? If you’ve been experiencing problems with your computer, it might be time to look for an IT support company.