The TrackIR5 software you are using is up to date!
The TrackIR5 version you are using is :
5.4.2.27545
The most recent TrackIR5 version available is :
5.4.000
More information is available at our software download
section which is located here :
http://www.naturalpoint.com/trackir/downloads/
Thank you for visiting our software update
page. If you have any questions or problems,
please email our technical support team via
our
contact form or call toll free
at 1.888.865.5535.