For using Onefax you only need a computer with an Internet connection. The Online Control Panel functions like your personal fax machine, to use it you just need to login to your account on the Onefax website.

To use the Fax printer driver you need to download the software from the Onefax website. After installment, you can send faxes straight from the programme you used to compose the file.

The software can be found in the downloads section.