TI-Cares Knowledge Base
The TI-Cares Knowledge Base provides 24 X 7 access to answers about TI handheld products and services. The Knowledge Base is specific to the U.S., Canada, and Puerto Rico. For information about support programs in other countries, please use our Customer Support Form.TI-Cares Knowledge Base
TI-Cares Customer Support
Contact a TI-Cares Customer Support representative via e-mail or phone to order products, inquire about issues, or ask general questions about TI education technology.
Monday - Thursday: 8 a.m. - 7 p.m. Central Time
Friday: 10 a.m. - 7 p.m. Central Time
TI-Cares Customer Support Worldwide
Phone support for all regions is available during standard local business hours.View regional contact information
TI-Cares Technical Support
Our Technical Support Group is trained to answer your technical questions about TI calculators, software, and accessories.
972-917-8324 (This is not a toll-free number)
Monday - Thursday: 8 a.m. - 4:30 p.m. Central Time
Friday: 10 a.m. - 4:30 p.m. Central Time