yes, i did registert TI 8, as it was offert as a freeware. but now i want to download its bartpe plugin, and i login to my acount, which i created for a TI 7(also offert as freeware), i try to regiester my TI 8, but it keep saying, this product is already regiestert. i think may be i regiestert TI 8, but in an other acount, which i totaly forgot. How can i download my bartpe plugin for the TI 8? thank you!