Technical support by technician visit:
![Matrix informatics technical support](../images/matrix-informatics-logo-en.jpg)
Technical support technician visit to office or home even within next hour after client's call within urban area of Thessaloniki, or until next working day anywhere in Greece.
• On-site technical support is usually recommended when remote technician intervention using a remote connection is not possible.
• Like when a computer needs an operating system installation, parts added or replaced, or doesn't start at all or doesn't have internet access.