After sending that email, your provider will automatically convert it into a fax and forward it to your recipient. Your contact field will look like this: where “1234567890” is your recipient’s fax number and “” is whatever fax service you’re working with. Then, using any internet-connected device, send an email to your recipient. Attach any documents you want to fax to that email fax to that email. If you want to cancel, Ringcentral also provides a risk-free 30 day money-back guarantee. Ringcentral Fax is a computer fax service that offers a 30 day free trial and then it is $17.99/mo. If you need to send out a fax immediately, I would just sign up for an online fax service like Ringcentral Fax. 4.3 Faxing from a tablet, smartphone, or other mobile device.4.1 Faxing from Macs and Apple Computers.3 Faxing Using Your Computer With A Fax Provider.2.6 How to Send and Receive a Fax in Linux.2.5 How to Send and Receive a Fax in Mac OS X.2.4 How to Send and Receive a Fax in Windows XP.2.3 How to Send and Receive a Fax in Windows Vista.2.2 How to Send and Receive a Fax in Windows 8.2.1 How to Send and Receive a Fax in Windows 7.1 Top 3 How to Ways To Send a Fax Online Over Any Computer.