Hi no1biscuit, no this firmware does not affect the Wireless Card in Windows. The firmware is not permanentely written to the card. I'm using it myself on a Dell 510m with both Fedora Core 3 and Windows XP. :-) -- This is an email sent via the webforum on http://fcp.homelinux.org http://fcp.homelinux.org/modules/newbb/viewtopic.php?post_id=52242&topic_id=11133&forum=10#forumpost52242