No. Once activated, the license is perpetual for the software version it was issued for. However, if you upgrade to a major new version (e.g., v5 to v6), you may need to purchase an upgrade license.
If you threw away the card or cannot locate the email, TI support may help. You will need to provide proof of purchase (receipt, order number, or photo of the calculator’s serial number). Visit the TI Support page and request a license retrieval. Note: TI rarely gives free replacements for lost codes unless you have proof of purchase from an authorized dealer. ti nspire cx cas student software activation code
If students encounter issues with the activation code, they can contact TI support for assistance. TI provides various support resources, including: No. Once activated