Well, that's frustrating. I seem to recall that the wifi card I had for my T5 would only work with WEP as opposed to WPA (or WAP or whatever the other kind of password is)
Anyhoo, a wise man told me long ago that I didn't need to know much as long as I knew who to ask. In this case, my first bet would be right here - and someone will probably be along with a better answer. Failing that, try this forum
It's all Palm and they helped me out of a lot of jams when I first started using my Palms.
Take care, Margaret