Store the key as CFOS.KEY inside the cFos Professional program directory (usually c:\Program Files\cFos Professional), then restart the computer.
What is cFos/Professional?
cFos feature list
Prioritize programs with cFos (» program list)
Related product: cFosSpeed, for routers, cable modems and USB DSL modems
cFosBC, high performance dial-up for high bandwidth internet access
Which product? cFosSpeed, cFos or cFos Broadband Connect - which product to choose?
cFos Support FAQ
Tweets by @cFosSoftware
Follow cFos on Twitter
Which product?cFosSpeed, cFos or cFos Broadband Connect - which product to choose? [more]
cFos in the press
Tested as the fastest DSL driver :