My version 1 worked with a new xp pro laptop when i went backwards to v 1.39.2.

Are you using xp? mine stopped working when i switched to a new xp pro laptop.

I have found that upgrading the firmware on a version 2 linksys router to 1.43 does work with xp and wireless ( i am using it to make this post). However, on a version 1 box, which happens to be mine at home, the upgrade to that box's latest firmware...