How do I fax from my computer? Is it even possible? The answer is YES. Computer fax programs are available and are very inexpensive and easy to use. If you know how to send an email then you know how to send a fax online.You can easily send and receive faxes on your computer by using an internet fax service. These services provide you with an easy-to-use interface that turns you computer into a virtual fax machine. Best of all you don't need to install anything or waste money on expensive machines. All you need to start faxing online is a computer and internet connection.