Contact Us
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Questions, bug reports, feature ideas or partnership requests are all welcome. Here is the fastest way to reach us.
How to Reach Us
Email
The quickest way to reach us for any question.
Response Time
We usually reply within 2–3 business days.
Send Us a Message
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1Reporting a Calculator Bug
Bug reports help us make the calculator more accurate. To help us fix a problem quickly, please include:
- The keys you pressed, in order (for example: Y=, X², GRAPH).
- What you expected to see and what appeared instead.
- Your device and browser (for example: iPhone 14, Safari).
- A screenshot, if you can take one.
2Other Reasons to Contact Us
- Feature requests: tell us which TI-84 function you would like us to add next.
- Teachers and schools: questions about using the calculator in class.
- Copyright concerns: please follow our DMCA Policy.
- Privacy questions: see our Privacy Policy first.
3Before You Write
Many questions about keys, menus and error messages are answered in our TI-84 Plus Manual. It may solve your problem faster than waiting for a reply.
We are an independent website and not Texas Instruments. For warranty, repairs or questions about a physical TI calculator, please contact Texas Instruments directly.